Home / 5,160,020.57-7,740,032.22-1,516,750.58

Finding the Fourth Proportional to 5,160,020.57, 7,740,032.22 and 1,516,750.58

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Solution

The fourth proportional to 5,160,020.57, 7,740,032.22 and 1,516,750.58 is: 2,275,126.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,020.57 : 7,740,032.22 = 1,516,750.58 : x
  2. Step 2: Convert to fraction form
    5,160,020.57/7,740,032.22 = 1,516,750.58/x
  3. Step 3: Cross multiply
    5,160,020.57x = 7,740,032.22 × 1,516,750.58
  4. Step 4: Simplify right side
    5,160,020.57x = 11,739,698,378,253.77
  5. Step 5: Solve for x
    x = 11,739,698,378,253.77/5,160,020.57
  6. Step 6: Final answer
    x = 2,275,126.28

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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.