Home / 25,000,347.20-34,505,875.44-15,213,944.50

Finding the Fourth Proportional to 25,000,347.20, 34,505,875.44 and 15,213,944.50

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Solution

The fourth proportional to 25,000,347.20, 34,505,875.44 and 15,213,944.50 is: 20,998,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,000,347.20 : 34,505,875.44 = 15,213,944.50 : x
  2. Step 2: Convert to fraction form
    25,000,347.20/34,505,875.44 = 15,213,944.50/x
  3. Step 3: Cross multiply
    25,000,347.20x = 34,505,875.44 × 15,213,944.50
  4. Step 4: Simplify right side
    25,000,347.20x = 524,970,473,781,808.38
  5. Step 5: Solve for x
    x = 524,970,473,781,808.38/25,000,347.20
  6. Step 6: Final answer
    x = 20,998,527.33

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1.5x scale

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.