Home / 25,133,246-34,686,694.56-15,215,595.20

Finding the Fourth Proportional to 25,133,246, 34,686,694.56 and 15,215,595.20

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Solution

The fourth proportional to 25,133,246, 34,686,694.56 and 15,215,595.20 is: 20,999,225.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133,246 : 34,686,694.56 = 15,215,595.20 : x
  2. Step 2: Convert to fraction form
    25,133,246/34,686,694.56 = 15,215,595.20/x
  3. Step 3: Cross multiply
    25,133,246x = 34,686,694.56 × 15,215,595.20
  4. Step 4: Simplify right side
    25,133,246x = 527,778,703,251,002.12
  5. Step 5: Solve for x
    x = 527,778,703,251,002.12/25,133,246
  6. Step 6: Final answer
    x = 20,999,225.62

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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.