Home / 8,819,743.20-13,228,837.20-2,429,426.40

Finding the Fourth Proportional to 8,819,743.20, 13,228,837.20 and 2,429,426.40

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Solution

The fourth proportional to 8,819,743.20, 13,228,837.20 and 2,429,426.40 is: 3,643,925.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819,743.20 : 13,228,837.20 = 2,429,426.40 : x
  2. Step 2: Convert to fraction form
    8,819,743.20/13,228,837.20 = 2,429,426.40/x
  3. Step 3: Cross multiply
    8,819,743.20x = 13,228,837.20 × 2,429,426.40
  4. Step 4: Simplify right side
    8,819,743.20x = 32,138,486,334,982.08
  5. Step 5: Solve for x
    x = 32,138,486,334,982.08/8,819,743.20
  6. Step 6: Final answer
    x = 3,643,925.41

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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.