Home / 14,373,315.30-21,570,470.55-10,121,787.30

Finding the Fourth Proportional to 14,373,315.30, 21,570,470.55 and 10,121,787.30

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Solution

The fourth proportional to 14,373,315.30, 21,570,470.55 and 10,121,787.30 is: 15,190,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373,315.30 : 21,570,470.55 = 10,121,787.30 : x
  2. Step 2: Convert to fraction form
    14,373,315.30/21,570,470.55 = 10,121,787.30/x
  3. Step 3: Cross multiply
    14,373,315.30x = 21,570,470.55 × 10,121,787.30
  4. Step 4: Simplify right side
    14,373,315.30x = 218,331,714,868,014.03
  5. Step 5: Solve for x
    x = 218,331,714,868,014.03/14,373,315.30
  6. Step 6: Final answer
    x = 15,190,073.43

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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.