Home / 14,342,254.44-19,791,735.34-7,815,744.86

Finding the Fourth Proportional to 14,342,254.44, 19,791,735.34 and 7,815,744.86

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Solution

The fourth proportional to 14,342,254.44, 19,791,735.34 and 7,815,744.86 is: 10,785,414.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,254.44 : 19,791,735.34 = 7,815,744.86 : x
  2. Step 2: Convert to fraction form
    14,342,254.44/19,791,735.34 = 7,815,744.86/x
  3. Step 3: Cross multiply
    14,342,254.44x = 19,791,735.34 × 7,815,744.86
  4. Step 4: Simplify right side
    14,342,254.44x = 154,687,153,754,085.34
  5. Step 5: Solve for x
    x = 154,687,153,754,085.34/14,342,254.44
  6. Step 6: Final answer
    x = 10,785,414.13

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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.