Home / 27,866,065.60-41,799,098.40-21,063,620.80

Finding the Fourth Proportional to 27,866,065.60, 41,799,098.40 and 21,063,620.80

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Solution

The fourth proportional to 27,866,065.60, 41,799,098.40 and 21,063,620.80 is: 31,595,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,866,065.60 : 41,799,098.40 = 21,063,620.80 : x
  2. Step 2: Convert to fraction form
    27,866,065.60/41,799,098.40 = 21,063,620.80/x
  3. Step 3: Cross multiply
    27,866,065.60x = 41,799,098.40 × 21,063,620.80
  4. Step 4: Simplify right side
    27,866,065.60x = 880,440,358,479,486.75
  5. Step 5: Solve for x
    x = 880,440,358,479,486.75/27,866,065.60
  6. Step 6: Final answer
    x = 31,595,431.20

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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.