Home / 5,140,922.16-7,720,988.12-4,525,644.26

Finding the Fourth Proportional to 5,140,922.16, 7,720,988.12 and 4,525,644.26

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Solution

The fourth proportional to 5,140,922.16, 7,720,988.12 and 4,525,644.26 is: 6,796,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,922.16 : 7,720,988.12 = 4,525,644.26 : x
  2. Step 2: Convert to fraction form
    5,140,922.16/7,720,988.12 = 4,525,644.26/x
  3. Step 3: Cross multiply
    5,140,922.16x = 7,720,988.12 × 4,525,644.26
  4. Step 4: Simplify right side
    5,140,922.16x = 34,942,445,544,177.97
  5. Step 5: Solve for x
    x = 34,942,445,544,177.97/5,140,922.16
  6. Step 6: Final answer
    x = 6,796,921.74

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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.