Home / 28,813,152.56-43,222,003.30-9,643,980.92

Finding the Fourth Proportional to 28,813,152.56, 43,222,003.30 and 9,643,980.92

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Solution

The fourth proportional to 28,813,152.56, 43,222,003.30 and 9,643,980.92 is: 14,466,732.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,813,152.56 : 43,222,003.30 = 9,643,980.92 : x
  2. Step 2: Convert to fraction form
    28,813,152.56/43,222,003.30 = 9,643,980.92/x
  3. Step 3: Cross multiply
    28,813,152.56x = 43,222,003.30 × 9,643,980.92
  4. Step 4: Simplify right side
    28,813,152.56x = 416,832,175,149,377
  5. Step 5: Solve for x
    x = 416,832,175,149,377/28,813,152.56
  6. Step 6: Final answer
    x = 14,466,732.66

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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.