Home / 5,176,851.51-7,144,079.01-3,002,681.91

Finding the Fourth Proportional to 5,176,851.51, 7,144,079.01 and 3,002,681.91

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Solution

The fourth proportional to 5,176,851.51, 7,144,079.01 and 3,002,681.91 is: 4,143,714.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,851.51 : 7,144,079.01 = 3,002,681.91 : x
  2. Step 2: Convert to fraction form
    5,176,851.51/7,144,079.01 = 3,002,681.91/x
  3. Step 3: Cross multiply
    5,176,851.51x = 7,144,079.01 × 3,002,681.91
  4. Step 4: Simplify right side
    5,176,851.51x = 21,451,396,806,937.71
  5. Step 5: Solve for x
    x = 21,451,396,806,937.71/5,176,851.51
  6. Step 6: Final answer
    x = 4,143,714.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.