Home / 14,835,620.40-22,235,715.90-7,643,452.20

Finding the Fourth Proportional to 14,835,620.40, 22,235,715.90 and 7,643,452.20

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Solution

The fourth proportional to 14,835,620.40, 22,235,715.90 and 7,643,452.20 is: 11,456,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,835,620.40 : 22,235,715.90 = 7,643,452.20 : x
  2. Step 2: Convert to fraction form
    14,835,620.40/22,235,715.90 = 7,643,452.20/x
  3. Step 3: Cross multiply
    14,835,620.40x = 22,235,715.90 × 7,643,452.20
  4. Step 4: Simplify right side
    14,835,620.40x = 169,957,631,614,429.97
  5. Step 5: Solve for x
    x = 169,957,631,614,429.97/14,835,620.40
  6. Step 6: Final answer
    x = 11,456,051.52

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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.