Home / 13,547,004.69-18,694,876.23-7,352,049.77

Finding the Fourth Proportional to 13,547,004.69, 18,694,876.23 and 7,352,049.77

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Solution

The fourth proportional to 13,547,004.69, 18,694,876.23 and 7,352,049.77 is: 10,145,833.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,004.69 : 18,694,876.23 = 7,352,049.77 : x
  2. Step 2: Convert to fraction form
    13,547,004.69/18,694,876.23 = 7,352,049.77/x
  3. Step 3: Cross multiply
    13,547,004.69x = 18,694,876.23 × 7,352,049.77
  4. Step 4: Simplify right side
    13,547,004.69x = 137,445,660,393,475.58
  5. Step 5: Solve for x
    x = 137,445,660,393,475.58/13,547,004.69
  6. Step 6: Final answer
    x = 10,145,833.97

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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.