Home / 59,616,006.40-89,424,009.60-21,320,761.60

Finding the Fourth Proportional to 59,616,006.40, 89,424,009.60 and 21,320,761.60

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Solution

The fourth proportional to 59,616,006.40, 89,424,009.60 and 21,320,761.60 is: 31,981,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,616,006.40 : 89,424,009.60 = 21,320,761.60 : x
  2. Step 2: Convert to fraction form
    59,616,006.40/89,424,009.60 = 21,320,761.60/x
  3. Step 3: Cross multiply
    59,616,006.40x = 89,424,009.60 × 21,320,761.60
  4. Step 4: Simplify right side
    59,616,006.40x = 1,906,587,989,997,711.25
  5. Step 5: Solve for x
    x = 1,906,587,989,997,711.25/59,616,006.40
  6. Step 6: Final answer
    x = 31,981,142.40

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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.