Home / 5,128,966.89-7,077,280.98-2,924,114.14

Finding the Fourth Proportional to 5,128,966.89, 7,077,280.98 and 2,924,114.14

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Solution

The fourth proportional to 5,128,966.89, 7,077,280.98 and 2,924,114.14 is: 4,034,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,128,966.89 : 7,077,280.98 = 2,924,114.14 : x
  2. Step 2: Convert to fraction form
    5,128,966.89/7,077,280.98 = 2,924,114.14/x
  3. Step 3: Cross multiply
    5,128,966.89x = 7,077,280.98 × 2,924,114.14
  4. Step 4: Simplify right side
    5,128,966.89x = 20,694,777,381,947.76
  5. Step 5: Solve for x
    x = 20,694,777,381,947.76/5,128,966.89
  6. Step 6: Final answer
    x = 4,034,882.23

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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.