Home / 8,917,629.80-13,376,444.70-6,416,868.20

Finding the Fourth Proportional to 8,917,629.80, 13,376,444.70 and 6,416,868.20

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Solution

The fourth proportional to 8,917,629.80, 13,376,444.70 and 6,416,868.20 is: 9,625,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,629.80 : 13,376,444.70 = 6,416,868.20 : x
  2. Step 2: Convert to fraction form
    8,917,629.80/13,376,444.70 = 6,416,868.20/x
  3. Step 3: Cross multiply
    8,917,629.80x = 13,376,444.70 × 6,416,868.20
  4. Step 4: Simplify right side
    8,917,629.80x = 85,834,882,624,488.53
  5. Step 5: Solve for x
    x = 85,834,882,624,488.53/8,917,629.80
  6. Step 6: Final answer
    x = 9,625,302.30

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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.