Home / 47,041,487.82-70,549,634.61-12,954,730.86

Finding the Fourth Proportional to 47,041,487.82, 70,549,634.61 and 12,954,730.86

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Solution

The fourth proportional to 47,041,487.82, 70,549,634.61 and 12,954,730.86 is: 19,428,627.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,041,487.82 : 70,549,634.61 = 12,954,730.86 : x
  2. Step 2: Convert to fraction form
    47,041,487.82/70,549,634.61 = 12,954,730.86/x
  3. Step 3: Cross multiply
    47,041,487.82x = 70,549,634.61 × 12,954,730.86
  4. Step 4: Simplify right side
    47,041,487.82x = 913,951,528,643,891
  5. Step 5: Solve for x
    x = 913,951,528,643,891/47,041,487.82
  6. Step 6: Final answer
    x = 19,428,627.18

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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.