Home / 6,644,547.60-9,966,821.40-3,621,238.80

Finding the Fourth Proportional to 6,644,547.60, 9,966,821.40 and 3,621,238.80

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Solution

The fourth proportional to 6,644,547.60, 9,966,821.40 and 3,621,238.80 is: 5,431,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,547.60 : 9,966,821.40 = 3,621,238.80 : x
  2. Step 2: Convert to fraction form
    6,644,547.60/9,966,821.40 = 3,621,238.80/x
  3. Step 3: Cross multiply
    6,644,547.60x = 9,966,821.40 × 3,621,238.80
  4. Step 4: Simplify right side
    6,644,547.60x = 36,092,240,366,350.32
  5. Step 5: Solve for x
    x = 36,092,240,366,350.32/6,644,547.60
  6. Step 6: Final answer
    x = 5,431,858.20

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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.