Home / 7,566,571.60-11,349,857.40-7,155,998.80

Finding the Fourth Proportional to 7,566,571.60, 11,349,857.40 and 7,155,998.80

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Solution

The fourth proportional to 7,566,571.60, 11,349,857.40 and 7,155,998.80 is: 10,733,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566,571.60 : 11,349,857.40 = 7,155,998.80 : x
  2. Step 2: Convert to fraction form
    7,566,571.60/11,349,857.40 = 7,155,998.80/x
  3. Step 3: Cross multiply
    7,566,571.60x = 11,349,857.40 × 7,155,998.80
  4. Step 4: Simplify right side
    7,566,571.60x = 81,219,565,934,571.12
  5. Step 5: Solve for x
    x = 81,219,565,934,571.12/7,566,571.60
  6. Step 6: Final answer
    x = 10,733,998.20

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Double scale
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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.