Home / 51,543,578-77,315,833.56-15,641,786

Finding the Fourth Proportional to 51,543,578, 77,315,833.56 and 15,641,786

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Solution

The fourth proportional to 51,543,578, 77,315,833.56 and 15,641,786 is: 23,462,820.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,543,578 : 77,315,833.56 = 15,641,786 : x
  2. Step 2: Convert to fraction form
    51,543,578/77,315,833.56 = 15,641,786/x
  3. Step 3: Cross multiply
    51,543,578x = 77,315,833.56 × 15,641,786
  4. Step 4: Simplify right side
    51,543,578x = 1,209,357,722,957,138.25
  5. Step 5: Solve for x
    x = 1,209,357,722,957,138.25/51,543,578
  6. Step 6: Final answer
    x = 23,462,820.59

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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.