Home / 52,071,845.92-78,120,776.40-36,749,052.16

Finding the Fourth Proportional to 52,071,845.92, 78,120,776.40 and 36,749,052.16

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Solution

The fourth proportional to 52,071,845.92, 78,120,776.40 and 36,749,052.16 is: 55,132,758.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,071,845.92 : 78,120,776.40 = 36,749,052.16 : x
  2. Step 2: Convert to fraction form
    52,071,845.92/78,120,776.40 = 36,749,052.16/x
  3. Step 3: Cross multiply
    52,071,845.92x = 78,120,776.40 × 36,749,052.16
  4. Step 4: Simplify right side
    52,071,845.92x = 2,870,864,486,703,297
  5. Step 5: Solve for x
    x = 2,870,864,486,703,297/52,071,845.92
  6. Step 6: Final answer
    x = 55,132,758.13

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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.