Home / 25,392,096.72-38,083,052.52-12,432,663.76

Finding the Fourth Proportional to 25,392,096.72, 38,083,052.52 and 12,432,663.76

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Solution

The fourth proportional to 25,392,096.72, 38,083,052.52 and 12,432,663.76 is: 18,646,502.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392,096.72 : 38,083,052.52 = 12,432,663.76 : x
  2. Step 2: Convert to fraction form
    25,392,096.72/38,083,052.52 = 12,432,663.76/x
  3. Step 3: Cross multiply
    25,392,096.72x = 38,083,052.52 × 12,432,663.76
  4. Step 4: Simplify right side
    25,392,096.72x = 473,473,786,935,580.69
  5. Step 5: Solve for x
    x = 473,473,786,935,580.69/25,392,096.72
  6. Step 6: Final answer
    x = 18,646,502.18

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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.