Home / 13,804,886.10-20,707,329.15-13,720,905.30

Finding the Fourth Proportional to 13,804,886.10, 20,707,329.15 and 13,720,905.30

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Solution

The fourth proportional to 13,804,886.10, 20,707,329.15 and 13,720,905.30 is: 20,581,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804,886.10 : 20,707,329.15 = 13,720,905.30 : x
  2. Step 2: Convert to fraction form
    13,804,886.10/20,707,329.15 = 13,720,905.30/x
  3. Step 3: Cross multiply
    13,804,886.10x = 20,707,329.15 × 13,720,905.30
  4. Step 4: Simplify right side
    13,804,886.10x = 284,123,302,283,079.50
  5. Step 5: Solve for x
    x = 284,123,302,283,079.50/13,804,886.10
  6. Step 6: Final answer
    x = 20,581,357.95

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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.