Home / 19,423,041.40-29,134,562.10-9,320,462.20

Finding the Fourth Proportional to 19,423,041.40, 29,134,562.10 and 9,320,462.20

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Solution

The fourth proportional to 19,423,041.40, 29,134,562.10 and 9,320,462.20 is: 13,980,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,041.40 : 29,134,562.10 = 9,320,462.20 : x
  2. Step 2: Convert to fraction form
    19,423,041.40/29,134,562.10 = 9,320,462.20/x
  3. Step 3: Cross multiply
    19,423,041.40x = 29,134,562.10 × 9,320,462.20
  4. Step 4: Simplify right side
    19,423,041.40x = 271,547,584,766,602.62
  5. Step 5: Solve for x
    x = 271,547,584,766,602.62/19,423,041.40
  6. Step 6: Final answer
    x = 13,980,693.30

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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.