Home / 6,125,643.60-9,188,465.40-5,169,049.80

Finding the Fourth Proportional to 6,125,643.60, 9,188,465.40 and 5,169,049.80

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Solution

The fourth proportional to 6,125,643.60, 9,188,465.40 and 5,169,049.80 is: 7,753,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125,643.60 : 9,188,465.40 = 5,169,049.80 : x
  2. Step 2: Convert to fraction form
    6,125,643.60/9,188,465.40 = 5,169,049.80/x
  3. Step 3: Cross multiply
    6,125,643.60x = 9,188,465.40 × 5,169,049.80
  4. Step 4: Simplify right side
    6,125,643.60x = 47,495,635,238,176.92
  5. Step 5: Solve for x
    x = 47,495,635,238,176.92/6,125,643.60
  6. Step 6: Final answer
    x = 7,753,574.70

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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.