Home / 19,681,740.32-29,524,709.28-8,323,337.12

Finding the Fourth Proportional to 19,681,740.32, 29,524,709.28 and 8,323,337.12

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Solution

The fourth proportional to 19,681,740.32, 29,524,709.28 and 8,323,337.12 is: 12,485,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,681,740.32 : 29,524,709.28 = 8,323,337.12 : x
  2. Step 2: Convert to fraction form
    19,681,740.32/29,524,709.28 = 8,323,337.12/x
  3. Step 3: Cross multiply
    19,681,740.32x = 29,524,709.28 × 8,323,337.12
  4. Step 4: Simplify right side
    19,681,740.32x = 245,744,108,707,432.50
  5. Step 5: Solve for x
    x = 245,744,108,707,432.50/19,681,740.32
  6. Step 6: Final answer
    x = 12,485,893.25

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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.