Home / 9,442,885.20-14,164,327.80-8,655,565.20

Finding the Fourth Proportional to 9,442,885.20, 14,164,327.80 and 8,655,565.20

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Solution

The fourth proportional to 9,442,885.20, 14,164,327.80 and 8,655,565.20 is: 12,983,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,442,885.20 : 14,164,327.80 = 8,655,565.20 : x
  2. Step 2: Convert to fraction form
    9,442,885.20/14,164,327.80 = 8,655,565.20/x
  3. Step 3: Cross multiply
    9,442,885.20x = 14,164,327.80 × 8,655,565.20
  4. Step 4: Simplify right side
    9,442,885.20x = 122,600,262,787,072.56
  5. Step 5: Solve for x
    x = 122,600,262,787,072.56/9,442,885.20
  6. Step 6: Final answer
    x = 12,983,347.80

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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.