Home / 7,065,981.20-10,598,971.80-2,580,006.80

Finding the Fourth Proportional to 7,065,981.20, 10,598,971.80 and 2,580,006.80

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Solution

The fourth proportional to 7,065,981.20, 10,598,971.80 and 2,580,006.80 is: 3,870,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065,981.20 : 10,598,971.80 = 2,580,006.80 : x
  2. Step 2: Convert to fraction form
    7,065,981.20/10,598,971.80 = 2,580,006.80/x
  3. Step 3: Cross multiply
    7,065,981.20x = 10,598,971.80 × 2,580,006.80
  4. Step 4: Simplify right side
    7,065,981.20x = 27,345,419,317,008.24
  5. Step 5: Solve for x
    x = 27,345,419,317,008.24/7,065,981.20
  6. Step 6: Final answer
    x = 3,870,010.20

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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.