Home / 15,372,700.36-21,216,435.78-8,846,196.52

Finding the Fourth Proportional to 15,372,700.36, 21,216,435.78 and 8,846,196.52

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Solution

The fourth proportional to 15,372,700.36, 21,216,435.78 and 8,846,196.52 is: 12,208,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,372,700.36 : 21,216,435.78 = 8,846,196.52 : x
  2. Step 2: Convert to fraction form
    15,372,700.36/21,216,435.78 = 8,846,196.52/x
  3. Step 3: Cross multiply
    15,372,700.36x = 21,216,435.78 × 8,846,196.52
  4. Step 4: Simplify right side
    15,372,700.36x = 187,684,760,363,839.50
  5. Step 5: Solve for x
    x = 187,684,760,363,839.50/15,372,700.36
  6. Step 6: Final answer
    x = 12,208,964.98

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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.