Home / 8,870,024.90-13,305,037.35-7,972,480.10

Finding the Fourth Proportional to 8,870,024.90, 13,305,037.35 and 7,972,480.10

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Solution

The fourth proportional to 8,870,024.90, 13,305,037.35 and 7,972,480.10 is: 11,958,720.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870,024.90 : 13,305,037.35 = 7,972,480.10 : x
  2. Step 2: Convert to fraction form
    8,870,024.90/13,305,037.35 = 7,972,480.10/x
  3. Step 3: Cross multiply
    8,870,024.90x = 13,305,037.35 × 7,972,480.10
  4. Step 4: Simplify right side
    8,870,024.90x = 106,074,145,502,631.73
  5. Step 5: Solve for x
    x = 106,074,145,502,631.73/8,870,024.90
  6. Step 6: Final answer
    x = 11,958,720.15

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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.