Home / 6,474,722.28-8,935,009.20-3,574,038.12

Finding the Fourth Proportional to 6,474,722.28, 8,935,009.20 and 3,574,038.12

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Solution

The fourth proportional to 6,474,722.28, 8,935,009.20 and 3,574,038.12 is: 4,932,113.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,722.28 : 8,935,009.20 = 3,574,038.12 : x
  2. Step 2: Convert to fraction form
    6,474,722.28/8,935,009.20 = 3,574,038.12/x
  3. Step 3: Cross multiply
    6,474,722.28x = 8,935,009.20 × 3,574,038.12
  4. Step 4: Simplify right side
    6,474,722.28x = 31,934,063,483,350.70
  5. Step 5: Solve for x
    x = 31,934,063,483,350.70/6,474,722.28
  6. Step 6: Final answer
    x = 4,932,113.24

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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.