Home / 12,499,437.65-18,735,967.29-6,740,603.96

Finding the Fourth Proportional to 12,499,437.65, 18,735,967.29 and 6,740,603.96

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Solution

The fourth proportional to 12,499,437.65, 18,735,967.29 and 6,740,603.96 is: 10,103,793.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,499,437.65 : 18,735,967.29 = 6,740,603.96 : x
  2. Step 2: Convert to fraction form
    12,499,437.65/18,735,967.29 = 6,740,603.96/x
  3. Step 3: Cross multiply
    12,499,437.65x = 18,735,967.29 × 6,740,603.96
  4. Step 4: Simplify right side
    12,499,437.65x = 126,291,735,255,780.92
  5. Step 5: Solve for x
    x = 126,291,735,255,780.92/12,499,437.65
  6. Step 6: Final answer
    x = 10,103,793.37

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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.