Home / 8,658,246.10-12,989,212.35-2,675,218.90

Finding the Fourth Proportional to 8,658,246.10, 12,989,212.35 and 2,675,218.90

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Solution

The fourth proportional to 8,658,246.10, 12,989,212.35 and 2,675,218.90 is: 4,013,397.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658,246.10 : 12,989,212.35 = 2,675,218.90 : x
  2. Step 2: Convert to fraction form
    8,658,246.10/12,989,212.35 = 2,675,218.90/x
  3. Step 3: Cross multiply
    8,658,246.10x = 12,989,212.35 × 2,675,218.90
  4. Step 4: Simplify right side
    8,658,246.10x = 34,748,986,374,833.41
  5. Step 5: Solve for x
    x = 34,748,986,374,833.41/8,658,246.10
  6. Step 6: Final answer
    x = 4,013,397.86

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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.