Home / 12,266,793.52-16,928,241.60-7,039,385.38

Finding the Fourth Proportional to 12,266,793.52, 16,928,241.60 and 7,039,385.38

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Solution

The fourth proportional to 12,266,793.52, 16,928,241.60 and 7,039,385.38 is: 9,714,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266,793.52 : 16,928,241.60 = 7,039,385.38 : x
  2. Step 2: Convert to fraction form
    12,266,793.52/16,928,241.60 = 7,039,385.38/x
  3. Step 3: Cross multiply
    12,266,793.52x = 16,928,241.60 × 7,039,385.38
  4. Step 4: Simplify right side
    12,266,793.52x = 119,164,416,428,147.81
  5. Step 5: Solve for x
    x = 119,164,416,428,147.81/12,266,793.52
  6. Step 6: Final answer
    x = 9,714,390.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.