Home / 18,445,152.60-27,667,728.90-18,161,717.40

Finding the Fourth Proportional to 18,445,152.60, 27,667,728.90 and 18,161,717.40

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Solution

The fourth proportional to 18,445,152.60, 27,667,728.90 and 18,161,717.40 is: 27,242,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,152.60 : 27,667,728.90 = 18,161,717.40 : x
  2. Step 2: Convert to fraction form
    18,445,152.60/27,667,728.90 = 18,161,717.40/x
  3. Step 3: Cross multiply
    18,445,152.60x = 27,667,728.90 × 18,161,717.40
  4. Step 4: Simplify right side
    18,445,152.60x = 502,493,473,381,612.81
  5. Step 5: Solve for x
    x = 502,493,473,381,612.81/18,445,152.60
  6. Step 6: Final answer
    x = 27,242,576.10

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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.