Home / 5,106,208.10-7,046,952.09-2,931,455.30

Finding the Fourth Proportional to 5,106,208.10, 7,046,952.09 and 2,931,455.30

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Solution

The fourth proportional to 5,106,208.10, 7,046,952.09 and 2,931,455.30 is: 4,045,629.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,208.10 : 7,046,952.09 = 2,931,455.30 : x
  2. Step 2: Convert to fraction form
    5,106,208.10/7,046,952.09 = 2,931,455.30/x
  3. Step 3: Cross multiply
    5,106,208.10x = 7,046,952.09 × 2,931,455.30
  4. Step 4: Simplify right side
    5,106,208.10x = 20,657,825,053,076.57
  5. Step 5: Solve for x
    x = 20,657,825,053,076.57/5,106,208.10
  6. Step 6: Final answer
    x = 4,045,629.29

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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.