Home / 6,161,563.20-9,217,461.60-5,329,358.40

Finding the Fourth Proportional to 6,161,563.20, 9,217,461.60 and 5,329,358.40

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Solution

The fourth proportional to 6,161,563.20, 9,217,461.60 and 5,329,358.40 is: 7,972,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161,563.20 : 9,217,461.60 = 5,329,358.40 : x
  2. Step 2: Convert to fraction form
    6,161,563.20/9,217,461.60 = 5,329,358.40/x
  3. Step 3: Cross multiply
    6,161,563.20x = 9,217,461.60 × 5,329,358.40
  4. Step 4: Simplify right side
    6,161,563.20x = 49,123,156,404,637.45
  5. Step 5: Solve for x
    x = 49,123,156,404,637.45/6,161,563.20
  6. Step 6: Final answer
    x = 7,972,515.22

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1.5x scale

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.