Home / 5,314,761.66-7,968,280.38-2,118,929.34

Finding the Fourth Proportional to 5,314,761.66, 7,968,280.38 and 2,118,929.34

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Solution

The fourth proportional to 5,314,761.66, 7,968,280.38 and 2,118,929.34 is: 3,176,854.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,761.66 : 7,968,280.38 = 2,118,929.34 : x
  2. Step 2: Convert to fraction form
    5,314,761.66/7,968,280.38 = 2,118,929.34/x
  3. Step 3: Cross multiply
    5,314,761.66x = 7,968,280.38 × 2,118,929.34
  4. Step 4: Simplify right side
    5,314,761.66x = 16,884,223,086,528.35
  5. Step 5: Solve for x
    x = 16,884,223,086,528.35/5,314,761.66
  6. Step 6: Final answer
    x = 3,176,854.23

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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.