Home / 8,862,566.40-13,293,849.60-8,806,579.20

Finding the Fourth Proportional to 8,862,566.40, 13,293,849.60 and 8,806,579.20

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Solution

The fourth proportional to 8,862,566.40, 13,293,849.60 and 8,806,579.20 is: 13,209,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862,566.40 : 13,293,849.60 = 8,806,579.20 : x
  2. Step 2: Convert to fraction form
    8,862,566.40/13,293,849.60 = 8,806,579.20/x
  3. Step 3: Cross multiply
    8,862,566.40x = 13,293,849.60 × 8,806,579.20
  4. Step 4: Simplify right side
    8,862,566.40x = 117,073,339,375,288.31
  5. Step 5: Solve for x
    x = 117,073,339,375,288.31/8,862,566.40
  6. Step 6: Final answer
    x = 13,209,868.80

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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.