Home / 9,251,447.20-13,878,045.60-2,519,861.20

Finding the Fourth Proportional to 9,251,447.20, 13,878,045.60 and 2,519,861.20

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Solution

The fourth proportional to 9,251,447.20, 13,878,045.60 and 2,519,861.20 is: 3,780,030.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251,447.20 : 13,878,045.60 = 2,519,861.20 : x
  2. Step 2: Convert to fraction form
    9,251,447.20/13,878,045.60 = 2,519,861.20/x
  3. Step 3: Cross multiply
    9,251,447.20x = 13,878,045.60 × 2,519,861.20
  4. Step 4: Simplify right side
    9,251,447.20x = 34,970,748,639,270.72
  5. Step 5: Solve for x
    x = 34,970,748,639,270.72/9,251,447.20
  6. Step 6: Final answer
    x = 3,780,030.07

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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.