Home / 15,527,040.48-21,426,441.39-8,557,696.83

Finding the Fourth Proportional to 15,527,040.48, 21,426,441.39 and 8,557,696.83

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Solution

The fourth proportional to 15,527,040.48, 21,426,441.39 and 8,557,696.83 is: 11,809,139.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527,040.48 : 21,426,441.39 = 8,557,696.83 : x
  2. Step 2: Convert to fraction form
    15,527,040.48/21,426,441.39 = 8,557,696.83/x
  3. Step 3: Cross multiply
    15,527,040.48x = 21,426,441.39 × 8,557,696.83
  4. Step 4: Simplify right side
    15,527,040.48x = 183,360,989,545,273.44
  5. Step 5: Solve for x
    x = 183,360,989,545,273.44/15,527,040.48
  6. Step 6: Final answer
    x = 11,809,139.66

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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.