Home / 48,337,459.52-72,505,477.80-11,945,847.86

Finding the Fourth Proportional to 48,337,459.52, 72,505,477.80 and 11,945,847.86

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Solution

The fourth proportional to 48,337,459.52, 72,505,477.80 and 11,945,847.86 is: 17,918,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,337,459.52 : 72,505,477.80 = 11,945,847.86 : x
  2. Step 2: Convert to fraction form
    48,337,459.52/72,505,477.80 = 11,945,847.86/x
  3. Step 3: Cross multiply
    48,337,459.52x = 72,505,477.80 × 11,945,847.86
  4. Step 4: Simplify right side
    48,337,459.52x = 866,139,406,815,407.38
  5. Step 5: Solve for x
    x = 866,139,406,815,407.38/48,337,459.52
  6. Step 6: Final answer
    x = 17,918,595.96

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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.