Home / 10,173,963.90-15,260,945.85-9,217,370.10

Finding the Fourth Proportional to 10,173,963.90, 15,260,945.85 and 9,217,370.10

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Solution

The fourth proportional to 10,173,963.90, 15,260,945.85 and 9,217,370.10 is: 13,826,055.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173,963.90 : 15,260,945.85 = 9,217,370.10 : x
  2. Step 2: Convert to fraction form
    10,173,963.90/15,260,945.85 = 9,217,370.10/x
  3. Step 3: Cross multiply
    10,173,963.90x = 15,260,945.85 × 9,217,370.10
  4. Step 4: Simplify right side
    10,173,963.90x = 140,665,785,975,509.08
  5. Step 5: Solve for x
    x = 140,665,785,975,509.08/10,173,963.90
  6. Step 6: Final answer
    x = 13,826,055.15

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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.