Home / 39,935,612.16-59,866,676.64-21,713,178.24

Finding the Fourth Proportional to 39,935,612.16, 59,866,676.64 and 21,713,178.24

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Solution

The fourth proportional to 39,935,612.16, 59,866,676.64 and 21,713,178.24 is: 32,549,790.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,935,612.16 : 59,866,676.64 = 21,713,178.24 : x
  2. Step 2: Convert to fraction form
    39,935,612.16/59,866,676.64 = 21,713,178.24/x
  3. Step 3: Cross multiply
    39,935,612.16x = 59,866,676.64 × 21,713,178.24
  4. Step 4: Simplify right side
    39,935,612.16x = 1,299,895,820,520,764.25
  5. Step 5: Solve for x
    x = 1,299,895,820,520,764.25/39,935,612.16
  6. Step 6: Final answer
    x = 32,549,790.78

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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.