Home / 47,934,627.66-71,891,504.65-12,918,924.71

Finding the Fourth Proportional to 47,934,627.66, 71,891,504.65 and 12,918,924.71

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Solution

The fourth proportional to 47,934,627.66, 71,891,504.65 and 12,918,924.71 is: 19,375,574.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934,627.66 : 71,891,504.65 = 12,918,924.71 : x
  2. Step 2: Convert to fraction form
    47,934,627.66/71,891,504.65 = 12,918,924.71/x
  3. Step 3: Cross multiply
    47,934,627.66x = 71,891,504.65 × 12,918,924.71
  4. Step 4: Simplify right side
    47,934,627.66x = 928,760,935,788,249.25
  5. Step 5: Solve for x
    x = 928,760,935,788,249.25/47,934,627.66
  6. Step 6: Final answer
    x = 19,375,574.22

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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.