Home / 10,543,124.74-15,796,633.40-5,754,174.28

Finding the Fourth Proportional to 10,543,124.74, 15,796,633.40 and 5,754,174.28

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Solution

The fourth proportional to 10,543,124.74, 15,796,633.40 and 5,754,174.28 is: 8,621,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543,124.74 : 15,796,633.40 = 5,754,174.28 : x
  2. Step 2: Convert to fraction form
    10,543,124.74/15,796,633.40 = 5,754,174.28/x
  3. Step 3: Cross multiply
    10,543,124.74x = 15,796,633.40 × 5,754,174.28
  4. Step 4: Simplify right side
    10,543,124.74x = 90,896,581,620,868.95
  5. Step 5: Solve for x
    x = 90,896,581,620,868.95/10,543,124.74
  6. Step 6: Final answer
    x = 8,621,408.16

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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.