Home / 9,680,999.20-14,519,943.60-2,947,847.20

Finding the Fourth Proportional to 9,680,999.20, 14,519,943.60 and 2,947,847.20

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Solution

The fourth proportional to 9,680,999.20, 14,519,943.60 and 2,947,847.20 is: 4,421,297.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680,999.20 : 14,519,943.60 = 2,947,847.20 : x
  2. Step 2: Convert to fraction form
    9,680,999.20/14,519,943.60 = 2,947,847.20/x
  3. Step 3: Cross multiply
    9,680,999.20x = 14,519,943.60 × 2,947,847.20
  4. Step 4: Simplify right side
    9,680,999.20x = 42,802,575,085,417.92
  5. Step 5: Solve for x
    x = 42,802,575,085,417.92/9,680,999.20
  6. Step 6: Final answer
    x = 4,421,297.24

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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.