Home / 15,141,330.10-22,680,502.35-12,621,906.10

Finding the Fourth Proportional to 15,141,330.10, 22,680,502.35 and 12,621,906.10

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Solution

The fourth proportional to 15,141,330.10, 22,680,502.35 and 12,621,906.10 is: 18,906,606.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141,330.10 : 22,680,502.35 = 12,621,906.10 : x
  2. Step 2: Convert to fraction form
    15,141,330.10/22,680,502.35 = 12,621,906.10/x
  3. Step 3: Cross multiply
    15,141,330.10x = 22,680,502.35 × 12,621,906.10
  4. Step 4: Simplify right side
    15,141,330.10x = 286,271,170,962,529.38
  5. Step 5: Solve for x
    x = 286,271,170,962,529.38/15,141,330.10
  6. Step 6: Final answer
    x = 18,906,606.56

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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.