Home / 13,547,002.44-18,694,873.13-7,352,047.52

Finding the Fourth Proportional to 13,547,002.44, 18,694,873.13 and 7,352,047.52

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Solution

The fourth proportional to 13,547,002.44, 18,694,873.13 and 7,352,047.52 is: 10,145,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,002.44 : 18,694,873.13 = 7,352,047.52 : x
  2. Step 2: Convert to fraction form
    13,547,002.44/18,694,873.13 = 7,352,047.52/x
  3. Step 3: Cross multiply
    13,547,002.44x = 18,694,873.13 × 7,352,047.52
  4. Step 4: Simplify right side
    13,547,002.44x = 137,445,595,501,896.53
  5. Step 5: Solve for x
    x = 137,445,595,501,896.53/13,547,002.44
  6. Step 6: Final answer
    x = 10,145,830.87

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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.