Home / 5,463,547.20-8,195,320.80-2,629,195.20

Finding the Fourth Proportional to 5,463,547.20, 8,195,320.80 and 2,629,195.20

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Solution

The fourth proportional to 5,463,547.20, 8,195,320.80 and 2,629,195.20 is: 3,943,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463,547.20 : 8,195,320.80 = 2,629,195.20 : x
  2. Step 2: Convert to fraction form
    5,463,547.20/8,195,320.80 = 2,629,195.20/x
  3. Step 3: Cross multiply
    5,463,547.20x = 8,195,320.80 × 2,629,195.20
  4. Step 4: Simplify right side
    5,463,547.20x = 21,547,098,109,820.16
  5. Step 5: Solve for x
    x = 21,547,098,109,820.16/5,463,547.20
  6. Step 6: Final answer
    x = 3,943,792.80

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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.