Home / 65,020,129.60-89,724,331.65-37,137,364.33

Finding the Fourth Proportional to 65,020,129.60, 89,724,331.65 and 37,137,364.33

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Solution

The fourth proportional to 65,020,129.60, 89,724,331.65 and 37,137,364.33 is: 51,247,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,020,129.60 : 89,724,331.65 = 37,137,364.33 : x
  2. Step 2: Convert to fraction form
    65,020,129.60/89,724,331.65 = 37,137,364.33/x
  3. Step 3: Cross multiply
    65,020,129.60x = 89,724,331.65 × 37,137,364.33
  4. Step 4: Simplify right side
    65,020,129.60x = 3,332,125,193,751,800
  5. Step 5: Solve for x
    x = 3,332,125,193,751,800/65,020,129.60
  6. Step 6: Final answer
    x = 51,247,593.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.