Home / 7,574,428.20-10,452,722.58-4,311,242.86

Finding the Fourth Proportional to 7,574,428.20, 10,452,722.58 and 4,311,242.86

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Solution

The fourth proportional to 7,574,428.20, 10,452,722.58 and 4,311,242.86 is: 5,949,521.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574,428.20 : 10,452,722.58 = 4,311,242.86 : x
  2. Step 2: Convert to fraction form
    7,574,428.20/10,452,722.58 = 4,311,242.86/x
  3. Step 3: Cross multiply
    7,574,428.20x = 10,452,722.58 × 4,311,242.86
  4. Step 4: Simplify right side
    7,574,428.20x = 45,064,225,590,585.78
  5. Step 5: Solve for x
    x = 45,064,225,590,585.78/7,574,428.20
  6. Step 6: Final answer
    x = 5,949,521.79

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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.