Home / 8,693,871.70-13,040,807.55-5,460,610.90

Finding the Fourth Proportional to 8,693,871.70, 13,040,807.55 and 5,460,610.90

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Solution

The fourth proportional to 8,693,871.70, 13,040,807.55 and 5,460,610.90 is: 8,190,916.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,871.70 : 13,040,807.55 = 5,460,610.90 : x
  2. Step 2: Convert to fraction form
    8,693,871.70/13,040,807.55 = 5,460,610.90/x
  3. Step 3: Cross multiply
    8,693,871.70x = 13,040,807.55 × 5,460,610.90
  4. Step 4: Simplify right side
    8,693,871.70x = 71,210,775,852,332.30
  5. Step 5: Solve for x
    x = 71,210,775,852,332.30/8,693,871.70
  6. Step 6: Final answer
    x = 8,190,916.35

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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.