Home / 7,118,423.60-10,681,134.60-3,331,252.40

Finding the Fourth Proportional to 7,118,423.60, 10,681,134.60 and 3,331,252.40

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Solution

The fourth proportional to 7,118,423.60, 10,681,134.60 and 3,331,252.40 is: 4,998,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,423.60 : 10,681,134.60 = 3,331,252.40 : x
  2. Step 2: Convert to fraction form
    7,118,423.60/10,681,134.60 = 3,331,252.40/x
  3. Step 3: Cross multiply
    7,118,423.60x = 10,681,134.60 × 3,331,252.40
  4. Step 4: Simplify right side
    7,118,423.60x = 35,581,555,270,973.04
  5. Step 5: Solve for x
    x = 35,581,555,270,973.04/7,118,423.60
  6. Step 6: Final answer
    x = 4,998,516.14

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1.5x scale

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.