Home / 15,120,522.30-22,680,783.45-13,561,628.70

Finding the Fourth Proportional to 15,120,522.30, 22,680,783.45 and 13,561,628.70

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Solution

The fourth proportional to 15,120,522.30, 22,680,783.45 and 13,561,628.70 is: 20,342,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120,522.30 : 22,680,783.45 = 13,561,628.70 : x
  2. Step 2: Convert to fraction form
    15,120,522.30/22,680,783.45 = 13,561,628.70/x
  3. Step 3: Cross multiply
    15,120,522.30x = 22,680,783.45 × 13,561,628.70
  4. Step 4: Simplify right side
    15,120,522.30x = 307,588,363,774,005
  5. Step 5: Solve for x
    x = 307,588,363,774,005/15,120,522.30
  6. Step 6: Final answer
    x = 20,342,443.05

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1.5x scale

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.