Home / 13,412,656.60-20,124,233.70-4,893,854.20

Finding the Fourth Proportional to 13,412,656.60, 20,124,233.70 and 4,893,854.20

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Solution

The fourth proportional to 13,412,656.60, 20,124,233.70 and 4,893,854.20 is: 7,342,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,412,656.60 : 20,124,233.70 = 4,893,854.20 : x
  2. Step 2: Convert to fraction form
    13,412,656.60/20,124,233.70 = 4,893,854.20/x
  3. Step 3: Cross multiply
    13,412,656.60x = 20,124,233.70 × 4,893,854.20
  4. Step 4: Simplify right side
    13,412,656.60x = 98,485,065,614,526.55
  5. Step 5: Solve for x
    x = 98,485,065,614,526.55/13,412,656.60
  6. Step 6: Final answer
    x = 7,342,696.42

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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.