Home / 15,037,118.73-20,747,665.71-8,510,748.38

Finding the Fourth Proportional to 15,037,118.73, 20,747,665.71 and 8,510,748.38

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Solution

The fourth proportional to 15,037,118.73, 20,747,665.71 and 8,510,748.38 is: 11,742,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,118.73 : 20,747,665.71 = 8,510,748.38 : x
  2. Step 2: Convert to fraction form
    15,037,118.73/20,747,665.71 = 8,510,748.38/x
  3. Step 3: Cross multiply
    15,037,118.73x = 20,747,665.71 × 8,510,748.38
  4. Step 4: Simplify right side
    15,037,118.73x = 176,578,162,226,425.72
  5. Step 5: Solve for x
    x = 176,578,162,226,425.72/15,037,118.73
  6. Step 6: Final answer
    x = 11,742,818.91

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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.