Home / 8,917,630.80-13,376,446.20-6,416,869.20

Finding the Fourth Proportional to 8,917,630.80, 13,376,446.20 and 6,416,869.20

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Solution

The fourth proportional to 8,917,630.80, 13,376,446.20 and 6,416,869.20 is: 9,625,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,630.80 : 13,376,446.20 = 6,416,869.20 : x
  2. Step 2: Convert to fraction form
    8,917,630.80/13,376,446.20 = 6,416,869.20/x
  3. Step 3: Cross multiply
    8,917,630.80x = 13,376,446.20 × 6,416,869.20
  4. Step 4: Simplify right side
    8,917,630.80x = 85,834,905,626,237.03
  5. Step 5: Solve for x
    x = 85,834,905,626,237.03/8,917,630.80
  6. Step 6: Final answer
    x = 9,625,303.80

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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.