Home / 6,551,275.10-9,826,912.65-4,147,980.80

Finding the Fourth Proportional to 6,551,275.10, 9,826,912.65 and 4,147,980.80

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Solution

The fourth proportional to 6,551,275.10, 9,826,912.65 and 4,147,980.80 is: 6,221,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,275.10 : 9,826,912.65 = 4,147,980.80 : x
  2. Step 2: Convert to fraction form
    6,551,275.10/9,826,912.65 = 4,147,980.80/x
  3. Step 3: Cross multiply
    6,551,275.10x = 9,826,912.65 × 4,147,980.80
  4. Step 4: Simplify right side
    6,551,275.10x = 40,761,844,995,477.12
  5. Step 5: Solve for x
    x = 40,761,844,995,477.12/6,551,275.10
  6. Step 6: Final answer
    x = 6,221,971.20

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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.