Home / 5,513,278.40-8,264,012.70-2,100,246.20

Finding the Fourth Proportional to 5,513,278.40, 8,264,012.70 and 2,100,246.20

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Solution

The fourth proportional to 5,513,278.40, 8,264,012.70 and 2,100,246.20 is: 3,148,119.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513,278.40 : 8,264,012.70 = 2,100,246.20 : x
  2. Step 2: Convert to fraction form
    5,513,278.40/8,264,012.70 = 2,100,246.20/x
  3. Step 3: Cross multiply
    5,513,278.40x = 8,264,012.70 × 2,100,246.20
  4. Step 4: Simplify right side
    5,513,278.40x = 17,356,461,269,926.74
  5. Step 5: Solve for x
    x = 17,356,461,269,926.74/5,513,278.40
  6. Step 6: Final answer
    x = 3,148,119.87

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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.