Home / 5,437,672.22-7,503,828.98-2,990,280.72

Finding the Fourth Proportional to 5,437,672.22, 7,503,828.98 and 2,990,280.72

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Solution

The fourth proportional to 5,437,672.22, 7,503,828.98 and 2,990,280.72 is: 4,126,500.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,672.22 : 7,503,828.98 = 2,990,280.72 : x
  2. Step 2: Convert to fraction form
    5,437,672.22/7,503,828.98 = 2,990,280.72/x
  3. Step 3: Cross multiply
    5,437,672.22x = 7,503,828.98 × 2,990,280.72
  4. Step 4: Simplify right side
    5,437,672.22x = 22,438,555,125,071.27
  5. Step 5: Solve for x
    x = 22,438,555,125,071.27/5,437,672.22
  6. Step 6: Final answer
    x = 4,126,500.13

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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.