Home / 22,423,643.10-33,635,464.65-21,998,490.30

Finding the Fourth Proportional to 22,423,643.10, 33,635,464.65 and 21,998,490.30

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Solution

The fourth proportional to 22,423,643.10, 33,635,464.65 and 21,998,490.30 is: 32,997,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423,643.10 : 33,635,464.65 = 21,998,490.30 : x
  2. Step 2: Convert to fraction form
    22,423,643.10/33,635,464.65 = 21,998,490.30/x
  3. Step 3: Cross multiply
    22,423,643.10x = 33,635,464.65 × 21,998,490.30
  4. Step 4: Simplify right side
    22,423,643.10x = 739,929,442,839,017.88
  5. Step 5: Solve for x
    x = 739,929,442,839,017.88/22,423,643.10
  6. Step 6: Final answer
    x = 32,997,735.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.