Home / 17,375,038.60-26,071,889.10-7,278,680.20

Finding the Fourth Proportional to 17,375,038.60, 26,071,889.10 and 7,278,680.20

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Solution

The fourth proportional to 17,375,038.60, 26,071,889.10 and 7,278,680.20 is: 10,921,929.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,375,038.60 : 26,071,889.10 = 7,278,680.20 : x
  2. Step 2: Convert to fraction form
    17,375,038.60/26,071,889.10 = 7,278,680.20/x
  3. Step 3: Cross multiply
    17,375,038.60x = 26,071,889.10 × 7,278,680.20
  4. Step 4: Simplify right side
    17,375,038.60x = 189,768,942,968,765.84
  5. Step 5: Solve for x
    x = 189,768,942,968,765.84/17,375,038.60
  6. Step 6: Final answer
    x = 10,921,929.29

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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.