Home / 5,142,478.46-7,097,343.20-3,182,985.04

Finding the Fourth Proportional to 5,142,478.46, 7,097,343.20 and 3,182,985.04

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Solution

The fourth proportional to 5,142,478.46, 7,097,343.20 and 3,182,985.04 is: 4,392,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,478.46 : 7,097,343.20 = 3,182,985.04 : x
  2. Step 2: Convert to fraction form
    5,142,478.46/7,097,343.20 = 3,182,985.04/x
  3. Step 3: Cross multiply
    5,142,478.46x = 7,097,343.20 × 3,182,985.04
  4. Step 4: Simplify right side
    5,142,478.46x = 22,590,737,177,944.09
  5. Step 5: Solve for x
    x = 22,590,737,177,944.09/5,142,478.46
  6. Step 6: Final answer
    x = 4,392,966.81

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1.5x scale

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.