Home / 10,976,429.40-16,464,644.10-7,393,248.60

Finding the Fourth Proportional to 10,976,429.40, 16,464,644.10 and 7,393,248.60

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Solution

The fourth proportional to 10,976,429.40, 16,464,644.10 and 7,393,248.60 is: 11,089,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976,429.40 : 16,464,644.10 = 7,393,248.60 : x
  2. Step 2: Convert to fraction form
    10,976,429.40/16,464,644.10 = 7,393,248.60/x
  3. Step 3: Cross multiply
    10,976,429.40x = 16,464,644.10 × 7,393,248.60
  4. Step 4: Simplify right side
    10,976,429.40x = 121,727,206,941,823.25
  5. Step 5: Solve for x
    x = 121,727,206,941,823.25/10,976,429.40
  6. Step 6: Final answer
    x = 11,089,872.90

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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.