Home / 5,149,869.66-7,724,804.52-2,746,432.80

Finding the Fourth Proportional to 5,149,869.66, 7,724,804.52 and 2,746,432.80

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Solution

The fourth proportional to 5,149,869.66, 7,724,804.52 and 2,746,432.80 is: 4,119,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,869.66 : 7,724,804.52 = 2,746,432.80 : x
  2. Step 2: Convert to fraction form
    5,149,869.66/7,724,804.52 = 2,746,432.80/x
  3. Step 3: Cross multiply
    5,149,869.66x = 7,724,804.52 × 2,746,432.80
  4. Step 4: Simplify right side
    5,149,869.66x = 21,215,656,507,316.25
  5. Step 5: Solve for x
    x = 21,215,656,507,316.25/5,149,869.66
  6. Step 6: Final answer
    x = 4,119,649.22

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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.