Home / 38,701,754.73-53,396,397.65-21,953,734.02

Finding the Fourth Proportional to 38,701,754.73, 53,396,397.65 and 21,953,734.02

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Solution

The fourth proportional to 38,701,754.73, 53,396,397.65 and 21,953,734.02 is: 30,289,332.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701,754.73 : 53,396,397.65 = 21,953,734.02 : x
  2. Step 2: Convert to fraction form
    38,701,754.73/53,396,397.65 = 21,953,734.02/x
  3. Step 3: Cross multiply
    38,701,754.73x = 53,396,397.65 × 21,953,734.02
  4. Step 4: Simplify right side
    38,701,754.73x = 1,172,250,311,524,484.50
  5. Step 5: Solve for x
    x = 1,172,250,311,524,484.50/38,701,754.73
  6. Step 6: Final answer
    x = 30,289,332.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.