Home / 10,385,956.87-14,331,869.60-5,739,686.30

Finding the Fourth Proportional to 10,385,956.87, 14,331,869.60 and 5,739,686.30

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Solution

The fourth proportional to 10,385,956.87, 14,331,869.60 and 5,739,686.30 is: 7,920,352.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,956.87 : 14,331,869.60 = 5,739,686.30 : x
  2. Step 2: Convert to fraction form
    10,385,956.87/14,331,869.60 = 5,739,686.30/x
  3. Step 3: Cross multiply
    10,385,956.87x = 14,331,869.60 × 5,739,686.30
  4. Step 4: Simplify right side
    10,385,956.87x = 82,260,435,603,637.73
  5. Step 5: Solve for x
    x = 82,260,435,603,637.73/10,385,956.87
  6. Step 6: Final answer
    x = 7,920,352.13

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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.