Home / 13,078,498.60-19,622,158.02-5,790,963.43

Finding the Fourth Proportional to 13,078,498.60, 19,622,158.02 and 5,790,963.43

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Solution

The fourth proportional to 13,078,498.60, 19,622,158.02 and 5,790,963.43 is: 8,688,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,078,498.60 : 19,622,158.02 = 5,790,963.43 : x
  2. Step 2: Convert to fraction form
    13,078,498.60/19,622,158.02 = 5,790,963.43/x
  3. Step 3: Cross multiply
    13,078,498.60x = 19,622,158.02 × 5,790,963.43
  4. Step 4: Simplify right side
    13,078,498.60x = 113,631,199,511,501.20
  5. Step 5: Solve for x
    x = 113,631,199,511,501.20/13,078,498.60
  6. Step 6: Final answer
    x = 8,688,397.88

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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.