Home / 16,312,438.60-22,511,282.36-8,870,047.28

Finding the Fourth Proportional to 16,312,438.60, 22,511,282.36 and 8,870,047.28

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Solution

The fourth proportional to 16,312,438.60, 22,511,282.36 and 8,870,047.28 is: 12,240,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312,438.60 : 22,511,282.36 = 8,870,047.28 : x
  2. Step 2: Convert to fraction form
    16,312,438.60/22,511,282.36 = 8,870,047.28/x
  3. Step 3: Cross multiply
    16,312,438.60x = 22,511,282.36 × 8,870,047.28
  4. Step 4: Simplify right side
    16,312,438.60x = 199,676,138,866,629.97
  5. Step 5: Solve for x
    x = 199,676,138,866,629.97/16,312,438.60
  6. Step 6: Final answer
    x = 12,240,728.92

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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.