Home / 18,442,693.80-27,681,755.40-9,355,052.70

Finding the Fourth Proportional to 18,442,693.80, 27,681,755.40 and 9,355,052.70

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Solution

The fourth proportional to 18,442,693.80, 27,681,755.40 and 9,355,052.70 is: 14,041,564.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442,693.80 : 27,681,755.40 = 9,355,052.70 : x
  2. Step 2: Convert to fraction form
    18,442,693.80/27,681,755.40 = 9,355,052.70/x
  3. Step 3: Cross multiply
    18,442,693.80x = 27,681,755.40 × 9,355,052.70
  4. Step 4: Simplify right side
    18,442,693.80x = 258,964,280,595,509.53
  5. Step 5: Solve for x
    x = 258,964,280,595,509.53/18,442,693.80
  6. Step 6: Final answer
    x = 14,041,564.83

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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.