Home / 7,437,238.55-10,264,390.70-4,174,231.78

Finding the Fourth Proportional to 7,437,238.55, 10,264,390.70 and 4,174,231.78

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Solution

The fourth proportional to 7,437,238.55, 10,264,390.70 and 4,174,231.78 is: 5,761,001.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437,238.55 : 10,264,390.70 = 4,174,231.78 : x
  2. Step 2: Convert to fraction form
    7,437,238.55/10,264,390.70 = 4,174,231.78/x
  3. Step 3: Cross multiply
    7,437,238.55x = 10,264,390.70 × 4,174,231.78
  4. Step 4: Simplify right side
    7,437,238.55x = 42,845,945,862,276.44
  5. Step 5: Solve for x
    x = 42,845,945,862,276.44/7,437,238.55
  6. Step 6: Final answer
    x = 5,761,001.96

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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.