Home / 8,986,091.20-13,479,136.80-2,596,989.40

Finding the Fourth Proportional to 8,986,091.20, 13,479,136.80 and 2,596,989.40

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Solution

The fourth proportional to 8,986,091.20, 13,479,136.80 and 2,596,989.40 is: 3,895,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,091.20 : 13,479,136.80 = 2,596,989.40 : x
  2. Step 2: Convert to fraction form
    8,986,091.20/13,479,136.80 = 2,596,989.40/x
  3. Step 3: Cross multiply
    8,986,091.20x = 13,479,136.80 × 2,596,989.40
  4. Step 4: Simplify right side
    8,986,091.20x = 35,005,175,390,749.92
  5. Step 5: Solve for x
    x = 35,005,175,390,749.92/8,986,091.20
  6. Step 6: Final answer
    x = 3,895,484.10

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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.