Home / 7,240,023.20-10,866,158.40-2,983,246.40

Finding the Fourth Proportional to 7,240,023.20, 10,866,158.40 and 2,983,246.40

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Solution

The fourth proportional to 7,240,023.20, 10,866,158.40 and 2,983,246.40 is: 4,477,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,023.20 : 10,866,158.40 = 2,983,246.40 : x
  2. Step 2: Convert to fraction form
    7,240,023.20/10,866,158.40 = 2,983,246.40/x
  3. Step 3: Cross multiply
    7,240,023.20x = 10,866,158.40 × 2,983,246.40
  4. Step 4: Simplify right side
    7,240,023.20x = 32,416,427,928,629.76
  5. Step 5: Solve for x
    x = 32,416,427,928,629.76/7,240,023.20
  6. Step 6: Final answer
    x = 4,477,392.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.