Home / 14,443,643.52-21,658,579.20-5,345,331.84

Finding the Fourth Proportional to 14,443,643.52, 21,658,579.20 and 5,345,331.84

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Solution

The fourth proportional to 14,443,643.52, 21,658,579.20 and 5,345,331.84 is: 8,015,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443,643.52 : 21,658,579.20 = 5,345,331.84 : x
  2. Step 2: Convert to fraction form
    14,443,643.52/21,658,579.20 = 5,345,331.84/x
  3. Step 3: Cross multiply
    14,443,643.52x = 21,658,579.20 × 5,345,331.84
  4. Step 4: Simplify right side
    14,443,643.52x = 115,772,293,006,921.72
  5. Step 5: Solve for x
    x = 115,772,293,006,921.72/14,443,643.52
  6. Step 6: Final answer
    x = 8,015,449.35

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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.