Home / 19,572,186.50-29,361,891.02-6,442,346.10

Finding the Fourth Proportional to 19,572,186.50, 29,361,891.02 and 6,442,346.10

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Solution

The fourth proportional to 19,572,186.50, 29,361,891.02 and 6,442,346.10 is: 9,664,707.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572,186.50 : 29,361,891.02 = 6,442,346.10 : x
  2. Step 2: Convert to fraction form
    19,572,186.50/29,361,891.02 = 6,442,346.10/x
  3. Step 3: Cross multiply
    19,572,186.50x = 29,361,891.02 × 6,442,346.10
  4. Step 4: Simplify right side
    19,572,186.50x = 189,159,464,101,322
  5. Step 5: Solve for x
    x = 189,159,464,101,322/19,572,186.50
  6. Step 6: Final answer
    x = 9,664,707.83

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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.