Home / 13,270,700.16-19,894,196.16-5,181,793.92

Finding the Fourth Proportional to 13,270,700.16, 19,894,196.16 and 5,181,793.92

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Solution

The fourth proportional to 13,270,700.16, 19,894,196.16 and 5,181,793.92 is: 7,768,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270,700.16 : 19,894,196.16 = 5,181,793.92 : x
  2. Step 2: Convert to fraction form
    13,270,700.16/19,894,196.16 = 5,181,793.92/x
  3. Step 3: Cross multiply
    13,270,700.16x = 19,894,196.16 × 5,181,793.92
  4. Step 4: Simplify right side
    13,270,700.16x = 103,087,624,705,175.34
  5. Step 5: Solve for x
    x = 103,087,624,705,175.34/13,270,700.16
  6. Step 6: Final answer
    x = 7,768,062.23

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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.