Home / 89,724,004.80-134,586,007.20-29,145,854.40

Finding the Fourth Proportional to 89,724,004.80, 134,586,007.20 and 29,145,854.40

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Solution

The fourth proportional to 89,724,004.80, 134,586,007.20 and 29,145,854.40 is: 43,718,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,724,004.80 : 134,586,007.20 = 29,145,854.40 : x
  2. Step 2: Convert to fraction form
    89,724,004.80/134,586,007.20 = 29,145,854.40/x
  3. Step 3: Cross multiply
    89,724,004.80x = 134,586,007.20 × 29,145,854.40
  4. Step 4: Simplify right side
    89,724,004.80x = 3,922,624,170,128,551
  5. Step 5: Solve for x
    x = 3,922,624,170,128,551/89,724,004.80
  6. Step 6: Final answer
    x = 43,718,781.60

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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.