Home / 7,782,372.48-10,739,855.52-4,881,885.76

Finding the Fourth Proportional to 7,782,372.48, 10,739,855.52 and 4,881,885.76

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Solution

The fourth proportional to 7,782,372.48, 10,739,855.52 and 4,881,885.76 is: 6,737,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782,372.48 : 10,739,855.52 = 4,881,885.76 : x
  2. Step 2: Convert to fraction form
    7,782,372.48/10,739,855.52 = 4,881,885.76/x
  3. Step 3: Cross multiply
    7,782,372.48x = 10,739,855.52 × 4,881,885.76
  4. Step 4: Simplify right side
    7,782,372.48x = 52,430,747,727,545.39
  5. Step 5: Solve for x
    x = 52,430,747,727,545.39/7,782,372.48
  6. Step 6: Final answer
    x = 6,737,116.20

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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.