Home / 5,105,726.46-7,045,888.28-2,813,886.54

Finding the Fourth Proportional to 5,105,726.46, 7,045,888.28 and 2,813,886.54

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Solution

The fourth proportional to 5,105,726.46, 7,045,888.28 and 2,813,886.54 is: 3,883,155.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,726.46 : 7,045,888.28 = 2,813,886.54 : x
  2. Step 2: Convert to fraction form
    5,105,726.46/7,045,888.28 = 2,813,886.54/x
  3. Step 3: Cross multiply
    5,105,726.46x = 7,045,888.28 × 2,813,886.54
  4. Step 4: Simplify right side
    5,105,726.46x = 19,826,330,179,366.32
  5. Step 5: Solve for x
    x = 19,826,330,179,366.32/5,105,726.46
  6. Step 6: Final answer
    x = 3,883,155.58

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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.