Home / 53,016,229.52-79,515,011.16-14,155,163.60

Finding the Fourth Proportional to 53,016,229.52, 79,515,011.16 and 14,155,163.60

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Solution

The fourth proportional to 53,016,229.52, 79,515,011.16 and 14,155,163.60 is: 21,230,253.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,016,229.52 : 79,515,011.16 = 14,155,163.60 : x
  2. Step 2: Convert to fraction form
    53,016,229.52/79,515,011.16 = 14,155,163.60/x
  3. Step 3: Cross multiply
    53,016,229.52x = 79,515,011.16 × 14,155,163.60
  4. Step 4: Simplify right side
    53,016,229.52x = 1,125,547,991,625,625.75
  5. Step 5: Solve for x
    x = 1,125,547,991,625,625.75/53,016,229.52
  6. Step 6: Final answer
    x = 21,230,253.49

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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.