Home / 26,654,631.20-39,981,946.80-15,285,730.40

Finding the Fourth Proportional to 26,654,631.20, 39,981,946.80 and 15,285,730.40

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Solution

The fourth proportional to 26,654,631.20, 39,981,946.80 and 15,285,730.40 is: 22,928,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,654,631.20 : 39,981,946.80 = 15,285,730.40 : x
  2. Step 2: Convert to fraction form
    26,654,631.20/39,981,946.80 = 15,285,730.40/x
  3. Step 3: Cross multiply
    26,654,631.20x = 39,981,946.80 × 15,285,730.40
  4. Step 4: Simplify right side
    26,654,631.20x = 611,153,259,651,942.75
  5. Step 5: Solve for x
    x = 611,153,259,651,942.75/26,654,631.20
  6. Step 6: Final answer
    x = 22,928,595.60

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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.