Home / 7,415,574.57-11,110,279.82-6,494,479.29

Finding the Fourth Proportional to 7,415,574.57, 11,110,279.82 and 6,494,479.29

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Solution

The fourth proportional to 7,415,574.57, 11,110,279.82 and 6,494,479.29 is: 9,730,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415,574.57 : 11,110,279.82 = 6,494,479.29 : x
  2. Step 2: Convert to fraction form
    7,415,574.57/11,110,279.82 = 6,494,479.29/x
  3. Step 3: Cross multiply
    7,415,574.57x = 11,110,279.82 × 6,494,479.29
  4. Step 4: Simplify right side
    7,415,574.57x = 72,155,482,164,622.53
  5. Step 5: Solve for x
    x = 72,155,482,164,622.53/7,415,574.57
  6. Step 6: Final answer
    x = 9,730,261.83

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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.