Home / 9,977,666.80-14,970,906.60-4,857,257.20

Finding the Fourth Proportional to 9,977,666.80, 14,970,906.60 and 4,857,257.20

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Solution

The fourth proportional to 9,977,666.80, 14,970,906.60 and 4,857,257.20 is: 7,288,030.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977,666.80 : 14,970,906.60 = 4,857,257.20 : x
  2. Step 2: Convert to fraction form
    9,977,666.80/14,970,906.60 = 4,857,257.20/x
  3. Step 3: Cross multiply
    9,977,666.80x = 14,970,906.60 × 4,857,257.20
  4. Step 4: Simplify right side
    9,977,666.80x = 72,717,543,873,377.52
  5. Step 5: Solve for x
    x = 72,717,543,873,377.52/9,977,666.80
  6. Step 6: Final answer
    x = 7,288,030.89

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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.