Home / 13,264,236.90-19,898,515.02-3,917,336.70

Finding the Fourth Proportional to 13,264,236.90, 19,898,515.02 and 3,917,336.70

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Solution

The fourth proportional to 13,264,236.90, 19,898,515.02 and 3,917,336.70 is: 5,876,642.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264,236.90 : 19,898,515.02 = 3,917,336.70 : x
  2. Step 2: Convert to fraction form
    13,264,236.90/19,898,515.02 = 3,917,336.70/x
  3. Step 3: Cross multiply
    13,264,236.90x = 19,898,515.02 × 3,917,336.70
  4. Step 4: Simplify right side
    13,264,236.90x = 77,949,183,163,347.23
  5. Step 5: Solve for x
    x = 77,949,183,163,347.23/13,264,236.90
  6. Step 6: Final answer
    x = 5,876,642.87

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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.