Home / 11,591,818.60-17,387,727.90-7,280,804.20

Finding the Fourth Proportional to 11,591,818.60, 17,387,727.90 and 7,280,804.20

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Solution

The fourth proportional to 11,591,818.60, 17,387,727.90 and 7,280,804.20 is: 10,921,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,818.60 : 17,387,727.90 = 7,280,804.20 : x
  2. Step 2: Convert to fraction form
    11,591,818.60/17,387,727.90 = 7,280,804.20/x
  3. Step 3: Cross multiply
    11,591,818.60x = 17,387,727.90 × 7,280,804.20
  4. Step 4: Simplify right side
    11,591,818.60x = 126,596,642,322,777.17
  5. Step 5: Solve for x
    x = 126,596,642,322,777.17/11,591,818.60
  6. Step 6: Final answer
    x = 10,921,206.30

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1.5x scale

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.