Home / 9,965,379.60-14,948,069.40-9,776,422.80

Finding the Fourth Proportional to 9,965,379.60, 14,948,069.40 and 9,776,422.80

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Solution

The fourth proportional to 9,965,379.60, 14,948,069.40 and 9,776,422.80 is: 14,664,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,379.60 : 14,948,069.40 = 9,776,422.80 : x
  2. Step 2: Convert to fraction form
    9,965,379.60/14,948,069.40 = 9,776,422.80/x
  3. Step 3: Cross multiply
    9,965,379.60x = 14,948,069.40 × 9,776,422.80
  4. Step 4: Simplify right side
    9,965,379.60x = 146,138,646,498,142.34
  5. Step 5: Solve for x
    x = 146,138,646,498,142.34/9,965,379.60
  6. Step 6: Final answer
    x = 14,664,634.20

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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.