Home / 7,781,518.18-10,737,079.38-5,465,487.34

Finding the Fourth Proportional to 7,781,518.18, 10,737,079.38 and 5,465,487.34

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Solution

The fourth proportional to 7,781,518.18, 10,737,079.38 and 5,465,487.34 is: 7,541,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781,518.18 : 10,737,079.38 = 5,465,487.34 : x
  2. Step 2: Convert to fraction form
    7,781,518.18/10,737,079.38 = 5,465,487.34/x
  3. Step 3: Cross multiply
    7,781,518.18x = 10,737,079.38 × 5,465,487.34
  4. Step 4: Simplify right side
    7,781,518.18x = 58,683,371,419,965.05
  5. Step 5: Solve for x
    x = 58,683,371,419,965.05/7,781,518.18
  6. Step 6: Final answer
    x = 7,541,378.18

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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.