Home / 7,248,429.40-10,869,879.30-2,198,061.40

Finding the Fourth Proportional to 7,248,429.40, 10,869,879.30 and 2,198,061.40

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Solution

The fourth proportional to 7,248,429.40, 10,869,879.30 and 2,198,061.40 is: 3,296,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,429.40 : 10,869,879.30 = 2,198,061.40 : x
  2. Step 2: Convert to fraction form
    7,248,429.40/10,869,879.30 = 2,198,061.40/x
  3. Step 3: Cross multiply
    7,248,429.40x = 10,869,879.30 × 2,198,061.40
  4. Step 4: Simplify right side
    7,248,429.40x = 23,892,662,111,989.02
  5. Step 5: Solve for x
    x = 23,892,662,111,989.02/7,248,429.40
  6. Step 6: Final answer
    x = 3,296,253.68

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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.