Home / 15,474,287.91-23,210,008.56-5,237,977.68

Finding the Fourth Proportional to 15,474,287.91, 23,210,008.56 and 5,237,977.68

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Solution

The fourth proportional to 15,474,287.91, 23,210,008.56 and 5,237,977.68 is: 7,856,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,474,287.91 : 23,210,008.56 = 5,237,977.68 : x
  2. Step 2: Convert to fraction form
    15,474,287.91/23,210,008.56 = 5,237,977.68/x
  3. Step 3: Cross multiply
    15,474,287.91x = 23,210,008.56 × 5,237,977.68
  4. Step 4: Simplify right side
    15,474,287.91x = 121,573,506,789,888.92
  5. Step 5: Solve for x
    x = 121,573,506,789,888.92/15,474,287.91
  6. Step 6: Final answer
    x = 7,856,484.74

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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.