Home / 9,621,658.80-13,267,248.66-6,131,468.70

Finding the Fourth Proportional to 9,621,658.80, 13,267,248.66 and 6,131,468.70

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Solution

The fourth proportional to 9,621,658.80, 13,267,248.66 and 6,131,468.70 is: 8,454,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621,658.80 : 13,267,248.66 = 6,131,468.70 : x
  2. Step 2: Convert to fraction form
    9,621,658.80/13,267,248.66 = 6,131,468.70/x
  3. Step 3: Cross multiply
    9,621,658.80x = 13,267,248.66 × 6,131,468.70
  4. Step 4: Simplify right side
    9,621,658.80x = 81,347,719,893,906.95
  5. Step 5: Solve for x
    x = 81,347,719,893,906.95/9,621,658.80
  6. Step 6: Final answer
    x = 8,454,646.08

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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.