Home / 7,032,665.60-10,548,998.40-6,528,780.80

Finding the Fourth Proportional to 7,032,665.60, 10,548,998.40 and 6,528,780.80

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Solution

The fourth proportional to 7,032,665.60, 10,548,998.40 and 6,528,780.80 is: 9,793,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032,665.60 : 10,548,998.40 = 6,528,780.80 : x
  2. Step 2: Convert to fraction form
    7,032,665.60/10,548,998.40 = 6,528,780.80/x
  3. Step 3: Cross multiply
    7,032,665.60x = 10,548,998.40 × 6,528,780.80
  4. Step 4: Simplify right side
    7,032,665.60x = 68,872,098,213,150.72
  5. Step 5: Solve for x
    x = 68,872,098,213,150.72/7,032,665.60
  6. Step 6: Final answer
    x = 9,793,171.20

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Similar ratio
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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.