Home / 39,989,543.40-59,981,321.95-14,430,551.90

Finding the Fourth Proportional to 39,989,543.40, 59,981,321.95 and 14,430,551.90

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Solution

The fourth proportional to 39,989,543.40, 59,981,321.95 and 14,430,551.90 is: 21,644,747.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,989,543.40 : 59,981,321.95 = 14,430,551.90 : x
  2. Step 2: Convert to fraction form
    39,989,543.40/59,981,321.95 = 14,430,551.90/x
  3. Step 3: Cross multiply
    39,989,543.40x = 59,981,321.95 × 14,430,551.90
  4. Step 4: Simplify right side
    39,989,543.40x = 865,563,579,430,084.25
  5. Step 5: Solve for x
    x = 865,563,579,430,084.25/39,989,543.40
  6. Step 6: Final answer
    x = 21,644,747.75

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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.