Home / 5,341,627.20-8,012,440.80-3,210,614.40

Finding the Fourth Proportional to 5,341,627.20, 8,012,440.80 and 3,210,614.40

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Solution

The fourth proportional to 5,341,627.20, 8,012,440.80 and 3,210,614.40 is: 4,815,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341,627.20 : 8,012,440.80 = 3,210,614.40 : x
  2. Step 2: Convert to fraction form
    5,341,627.20/8,012,440.80 = 3,210,614.40/x
  3. Step 3: Cross multiply
    5,341,627.20x = 8,012,440.80 × 3,210,614.40
  4. Step 4: Simplify right side
    5,341,627.20x = 25,724,857,811,627.52
  5. Step 5: Solve for x
    x = 25,724,857,811,627.52/5,341,627.20
  6. Step 6: Final answer
    x = 4,815,921.60

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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.