Home / 9,876,934.80-14,815,402.20-8,806,179.60

Finding the Fourth Proportional to 9,876,934.80, 14,815,402.20 and 8,806,179.60

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Solution

The fourth proportional to 9,876,934.80, 14,815,402.20 and 8,806,179.60 is: 13,209,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,934.80 : 14,815,402.20 = 8,806,179.60 : x
  2. Step 2: Convert to fraction form
    9,876,934.80/14,815,402.20 = 8,806,179.60/x
  3. Step 3: Cross multiply
    9,876,934.80x = 14,815,402.20 × 8,806,179.60
  4. Step 4: Simplify right side
    9,876,934.80x = 130,467,092,619,435.11
  5. Step 5: Solve for x
    x = 130,467,092,619,435.11/9,876,934.80
  6. Step 6: Final answer
    x = 13,209,269.40

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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.