Home / 29,915,079.74-44,877,259.13-12,643,353.35

Finding the Fourth Proportional to 29,915,079.74, 44,877,259.13 and 12,643,353.35

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Solution

The fourth proportional to 29,915,079.74, 44,877,259.13 and 12,643,353.35 is: 18,966,990.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915,079.74 : 44,877,259.13 = 12,643,353.35 : x
  2. Step 2: Convert to fraction form
    29,915,079.74/44,877,259.13 = 12,643,353.35/x
  3. Step 3: Cross multiply
    29,915,079.74x = 44,877,259.13 × 12,643,353.35
  4. Step 4: Simplify right side
    29,915,079.74x = 567,399,044,272,500.50
  5. Step 5: Solve for x
    x = 567,399,044,272,500.50/29,915,079.74
  6. Step 6: Final answer
    x = 18,966,990.87

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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.