Home / 18,034,858.98-27,049,663.26-5,251,931.46

Finding the Fourth Proportional to 18,034,858.98, 27,049,663.26 and 5,251,931.46

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Solution

The fourth proportional to 18,034,858.98, 27,049,663.26 and 5,251,931.46 is: 7,877,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034,858.98 : 27,049,663.26 = 5,251,931.46 : x
  2. Step 2: Convert to fraction form
    18,034,858.98/27,049,663.26 = 5,251,931.46/x
  3. Step 3: Cross multiply
    18,034,858.98x = 27,049,663.26 × 5,251,931.46
  4. Step 4: Simplify right side
    18,034,858.98x = 142,062,977,457,600.16
  5. Step 5: Solve for x
    x = 142,062,977,457,600.16/18,034,858.98
  6. Step 6: Final answer
    x = 7,877,132.70

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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.