Home / 18,128,117.40-27,192,176.10-6,160,853.40

Finding the Fourth Proportional to 18,128,117.40, 27,192,176.10 and 6,160,853.40

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Solution

The fourth proportional to 18,128,117.40, 27,192,176.10 and 6,160,853.40 is: 9,241,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,128,117.40 : 27,192,176.10 = 6,160,853.40 : x
  2. Step 2: Convert to fraction form
    18,128,117.40/27,192,176.10 = 6,160,853.40/x
  3. Step 3: Cross multiply
    18,128,117.40x = 27,192,176.10 × 6,160,853.40
  4. Step 4: Simplify right side
    18,128,117.40x = 167,527,010,579,083.75
  5. Step 5: Solve for x
    x = 167,527,010,579,083.75/18,128,117.40
  6. Step 6: Final answer
    x = 9,241,280.10

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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.