Home / 9,037,645.20-12,471,909.80-4,907,642.72

Finding the Fourth Proportional to 9,037,645.20, 12,471,909.80 and 4,907,642.72

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Solution

The fourth proportional to 9,037,645.20, 12,471,909.80 and 4,907,642.72 is: 6,772,524.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,037,645.20 : 12,471,909.80 = 4,907,642.72 : x
  2. Step 2: Convert to fraction form
    9,037,645.20/12,471,909.80 = 4,907,642.72/x
  3. Step 3: Cross multiply
    9,037,645.20x = 12,471,909.80 × 4,907,642.72
  4. Step 4: Simplify right side
    9,037,645.20x = 61,207,677,247,568.89
  5. Step 5: Solve for x
    x = 61,207,677,247,568.89/9,037,645.20
  6. Step 6: Final answer
    x = 6,772,524.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.