Home / 9,969,348.18-14,952,693.60-2,780,280.12

Finding the Fourth Proportional to 9,969,348.18, 14,952,693.60 and 2,780,280.12

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Solution

The fourth proportional to 9,969,348.18, 14,952,693.60 and 2,780,280.12 is: 4,170,049.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,348.18 : 14,952,693.60 = 2,780,280.12 : x
  2. Step 2: Convert to fraction form
    9,969,348.18/14,952,693.60 = 2,780,280.12/x
  3. Step 3: Cross multiply
    9,969,348.18x = 14,952,693.60 × 2,780,280.12
  4. Step 4: Simplify right side
    9,969,348.18x = 41,572,676,756,531.23
  5. Step 5: Solve for x
    x = 41,572,676,756,531.23/9,969,348.18
  6. Step 6: Final answer
    x = 4,170,049.64

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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.