Home / 10,369,665.70-15,549,832.95-3,977,793.70

Finding the Fourth Proportional to 10,369,665.70, 15,549,832.95 and 3,977,793.70

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Solution

The fourth proportional to 10,369,665.70, 15,549,832.95 and 3,977,793.70 is: 5,964,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,665.70 : 15,549,832.95 = 3,977,793.70 : x
  2. Step 2: Convert to fraction form
    10,369,665.70/15,549,832.95 = 3,977,793.70/x
  3. Step 3: Cross multiply
    10,369,665.70x = 15,549,832.95 × 3,977,793.70
  4. Step 4: Simplify right side
    10,369,665.70x = 61,854,027,544,562.41
  5. Step 5: Solve for x
    x = 61,854,027,544,562.41/10,369,665.70
  6. Step 6: Final answer
    x = 5,964,900.83

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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.