Home / 12,308,531.60-18,462,624.60-5,576,934.80

Finding the Fourth Proportional to 12,308,531.60, 18,462,624.60 and 5,576,934.80

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Solution

The fourth proportional to 12,308,531.60, 18,462,624.60 and 5,576,934.80 is: 8,365,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,308,531.60 : 18,462,624.60 = 5,576,934.80 : x
  2. Step 2: Convert to fraction form
    12,308,531.60/18,462,624.60 = 5,576,934.80/x
  3. Step 3: Cross multiply
    12,308,531.60x = 18,462,624.60 × 5,576,934.80
  4. Step 4: Simplify right side
    12,308,531.60x = 102,964,853,631,076.08
  5. Step 5: Solve for x
    x = 102,964,853,631,076.08/12,308,531.60
  6. Step 6: Final answer
    x = 8,365,323.91

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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.