Home / 13,464,113.40-20,194,201.80-3,878,492.40

Finding the Fourth Proportional to 13,464,113.40, 20,194,201.80 and 3,878,492.40

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Solution

The fourth proportional to 13,464,113.40, 20,194,201.80 and 3,878,492.40 is: 5,817,171.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,113.40 : 20,194,201.80 = 3,878,492.40 : x
  2. Step 2: Convert to fraction form
    13,464,113.40/20,194,201.80 = 3,878,492.40/x
  3. Step 3: Cross multiply
    13,464,113.40x = 20,194,201.80 × 3,878,492.40
  4. Step 4: Simplify right side
    13,464,113.40x = 78,323,058,205,366.33
  5. Step 5: Solve for x
    x = 78,323,058,205,366.33/13,464,113.40
  6. Step 6: Final answer
    x = 5,817,171.61

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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.