Home / 5,149,867.66-7,724,801.52-2,746,430.80

Finding the Fourth Proportional to 5,149,867.66, 7,724,801.52 and 2,746,430.80

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Solution

The fourth proportional to 5,149,867.66, 7,724,801.52 and 2,746,430.80 is: 4,119,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,867.66 : 7,724,801.52 = 2,746,430.80 : x
  2. Step 2: Convert to fraction form
    5,149,867.66/7,724,801.52 = 2,746,430.80/x
  3. Step 3: Cross multiply
    5,149,867.66x = 7,724,801.52 × 2,746,430.80
  4. Step 4: Simplify right side
    5,149,867.66x = 21,215,632,818,414.81
  5. Step 5: Solve for x
    x = 21,215,632,818,414.81/5,149,867.66
  6. Step 6: Final answer
    x = 4,119,646.22

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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.