Home / 5,108,266.40-7,049,462.69-2,785,140.01

Finding the Fourth Proportional to 5,108,266.40, 7,049,462.69 and 2,785,140.01

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Solution

The fourth proportional to 5,108,266.40, 7,049,462.69 and 2,785,140.01 is: 3,843,523.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,266.40 : 7,049,462.69 = 2,785,140.01 : x
  2. Step 2: Convert to fraction form
    5,108,266.40/7,049,462.69 = 2,785,140.01/x
  3. Step 3: Cross multiply
    5,108,266.40x = 7,049,462.69 × 2,785,140.01
  4. Step 4: Simplify right side
    5,108,266.40x = 19,633,740,586,921.23
  5. Step 5: Solve for x
    x = 19,633,740,586,921.23/5,108,266.40
  6. Step 6: Final answer
    x = 3,843,523.23

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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.