Home / 15,561,979.61-23,338,895.06-4,629,223.60

Finding the Fourth Proportional to 15,561,979.61, 23,338,895.06 and 4,629,223.60

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Solution

The fourth proportional to 15,561,979.61, 23,338,895.06 and 4,629,223.60 is: 6,942,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561,979.61 : 23,338,895.06 = 4,629,223.60 : x
  2. Step 2: Convert to fraction form
    15,561,979.61/23,338,895.06 = 4,629,223.60/x
  3. Step 3: Cross multiply
    15,561,979.61x = 23,338,895.06 × 4,629,223.60
  4. Step 4: Simplify right side
    15,561,979.61x = 108,040,963,762,901.23
  5. Step 5: Solve for x
    x = 108,040,963,762,901.23/15,561,979.61
  6. Step 6: Final answer
    x = 6,942,623.40

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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.