Home / 47,934,623.52-71,891,498.47-12,918,920.58

Finding the Fourth Proportional to 47,934,623.52, 71,891,498.47 and 12,918,920.58

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Solution

The fourth proportional to 47,934,623.52, 71,891,498.47 and 12,918,920.58 is: 19,375,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934,623.52 : 71,891,498.47 = 12,918,920.58 : x
  2. Step 2: Convert to fraction form
    47,934,623.52/71,891,498.47 = 12,918,920.58/x
  3. Step 3: Cross multiply
    47,934,623.52x = 71,891,498.47 × 12,918,920.58
  4. Step 4: Simplify right side
    47,934,623.52x = 928,760,559,078,824.25
  5. Step 5: Solve for x
    x = 928,760,559,078,824.25/47,934,623.52
  6. Step 6: Final answer
    x = 19,375,568.03

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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.