Home / 15,869,969.30-23,804,953.95-8,299,255.70

Finding the Fourth Proportional to 15,869,969.30, 23,804,953.95 and 8,299,255.70

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Solution

The fourth proportional to 15,869,969.30, 23,804,953.95 and 8,299,255.70 is: 12,448,883.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,869,969.30 : 23,804,953.95 = 8,299,255.70 : x
  2. Step 2: Convert to fraction form
    15,869,969.30/23,804,953.95 = 8,299,255.70/x
  3. Step 3: Cross multiply
    15,869,969.30x = 23,804,953.95 × 8,299,255.70
  4. Step 4: Simplify right side
    15,869,969.30x = 197,563,399,757,775
  5. Step 5: Solve for x
    x = 197,563,399,757,775/15,869,969.30
  6. Step 6: Final answer
    x = 12,448,883.55

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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.