Home / 15,242,914.46-21,006,225.61-14,962,787.10

Finding the Fourth Proportional to 15,242,914.46, 21,006,225.61 and 14,962,787.10

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Solution

The fourth proportional to 15,242,914.46, 21,006,225.61 and 14,962,787.10 is: 20,620,182.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,242,914.46 : 21,006,225.61 = 14,962,787.10 : x
  2. Step 2: Convert to fraction form
    15,242,914.46/21,006,225.61 = 14,962,787.10/x
  3. Step 3: Cross multiply
    15,242,914.46x = 21,006,225.61 × 14,962,787.10
  4. Step 4: Simplify right side
    15,242,914.46x = 314,311,681,539,590.69
  5. Step 5: Solve for x
    x = 314,311,681,539,590.69/15,242,914.46
  6. Step 6: Final answer
    x = 20,620,182.73

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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.