Home / 5,338,148.66-7,366,652.24-2,890,763.92

Finding the Fourth Proportional to 5,338,148.66, 7,366,652.24 and 2,890,763.92

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Solution

The fourth proportional to 5,338,148.66, 7,366,652.24 and 2,890,763.92 is: 3,989,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,148.66 : 7,366,652.24 = 2,890,763.92 : x
  2. Step 2: Convert to fraction form
    5,338,148.66/7,366,652.24 = 2,890,763.92/x
  3. Step 3: Cross multiply
    5,338,148.66x = 7,366,652.24 × 2,890,763.92
  4. Step 4: Simplify right side
    5,338,148.66x = 21,295,252,495,389.46
  5. Step 5: Solve for x
    x = 21,295,252,495,389.46/5,338,148.66
  6. Step 6: Final answer
    x = 3,989,258.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.