Home / 13,234,233.60-19,870,012.80-8,195,385.60

Finding the Fourth Proportional to 13,234,233.60, 19,870,012.80 and 8,195,385.60

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Solution

The fourth proportional to 13,234,233.60, 19,870,012.80 and 8,195,385.60 is: 12,304,635.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234,233.60 : 19,870,012.80 = 8,195,385.60 : x
  2. Step 2: Convert to fraction form
    13,234,233.60/19,870,012.80 = 8,195,385.60/x
  3. Step 3: Cross multiply
    13,234,233.60x = 19,870,012.80 × 8,195,385.60
  4. Step 4: Simplify right side
    13,234,233.60x = 162,842,416,772,935.69
  5. Step 5: Solve for x
    x = 162,842,416,772,935.69/13,234,233.60
  6. Step 6: Final answer
    x = 12,304,635.21

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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.