Home / 9,977,660.80-14,970,897.60-4,857,251.20

Finding the Fourth Proportional to 9,977,660.80, 14,970,897.60 and 4,857,251.20

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Solution

The fourth proportional to 9,977,660.80, 14,970,897.60 and 4,857,251.20 is: 7,288,021.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977,660.80 : 14,970,897.60 = 4,857,251.20 : x
  2. Step 2: Convert to fraction form
    9,977,660.80/14,970,897.60 = 4,857,251.20/x
  3. Step 3: Cross multiply
    9,977,660.80x = 14,970,897.60 × 4,857,251.20
  4. Step 4: Simplify right side
    9,977,660.80x = 72,717,410,332,677.12
  5. Step 5: Solve for x
    x = 72,717,410,332,677.12/9,977,660.80
  6. Step 6: Final answer
    x = 7,288,021.89

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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.