Home / 9,711,920.40-14,567,880.60-9,297,265.20

Finding the Fourth Proportional to 9,711,920.40, 14,567,880.60 and 9,297,265.20

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Solution

The fourth proportional to 9,711,920.40, 14,567,880.60 and 9,297,265.20 is: 13,945,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,920.40 : 14,567,880.60 = 9,297,265.20 : x
  2. Step 2: Convert to fraction form
    9,711,920.40/14,567,880.60 = 9,297,265.20/x
  3. Step 3: Cross multiply
    9,711,920.40x = 14,567,880.60 × 9,297,265.20
  4. Step 4: Simplify right side
    9,711,920.40x = 135,441,449,340,135.11
  5. Step 5: Solve for x
    x = 135,441,449,340,135.11/9,711,920.40
  6. Step 6: Final answer
    x = 13,945,897.80

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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.