Home / 5,726,432.77-7,902,628.10-3,148,178.47

Finding the Fourth Proportional to 5,726,432.77, 7,902,628.10 and 3,148,178.47

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Solution

The fourth proportional to 5,726,432.77, 7,902,628.10 and 3,148,178.47 is: 4,344,569.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726,432.77 : 7,902,628.10 = 3,148,178.47 : x
  2. Step 2: Convert to fraction form
    5,726,432.77/7,902,628.10 = 3,148,178.47/x
  3. Step 3: Cross multiply
    5,726,432.77x = 7,902,628.10 × 3,148,178.47
  4. Step 4: Simplify right side
    5,726,432.77x = 24,878,883,640,837.01
  5. Step 5: Solve for x
    x = 24,878,883,640,837.01/5,726,432.77
  6. Step 6: Final answer
    x = 4,344,569.24

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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.