Home / 5,614,688.40-8,422,032.60-2,774,212.80

Finding the Fourth Proportional to 5,614,688.40, 8,422,032.60 and 2,774,212.80

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Solution

The fourth proportional to 5,614,688.40, 8,422,032.60 and 2,774,212.80 is: 4,161,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614,688.40 : 8,422,032.60 = 2,774,212.80 : x
  2. Step 2: Convert to fraction form
    5,614,688.40/8,422,032.60 = 2,774,212.80/x
  3. Step 3: Cross multiply
    5,614,688.40x = 8,422,032.60 × 2,774,212.80
  4. Step 4: Simplify right side
    5,614,688.40x = 23,364,510,640,937.28
  5. Step 5: Solve for x
    x = 23,364,510,640,937.28/5,614,688.40
  6. Step 6: Final answer
    x = 4,161,319.20

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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.