Home / 5,100,013.29-7,038,144.47-2,777,033.13

Finding the Fourth Proportional to 5,100,013.29, 7,038,144.47 and 2,777,033.13

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Solution

The fourth proportional to 5,100,013.29, 7,038,144.47 and 2,777,033.13 is: 3,832,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,013.29 : 7,038,144.47 = 2,777,033.13 : x
  2. Step 2: Convert to fraction form
    5,100,013.29/7,038,144.47 = 2,777,033.13/x
  3. Step 3: Cross multiply
    5,100,013.29x = 7,038,144.47 × 2,777,033.13
  4. Step 4: Simplify right side
    5,100,013.29x = 19,545,160,353,031.12
  5. Step 5: Solve for x
    x = 19,545,160,353,031.12/5,100,013.29
  6. Step 6: Final answer
    x = 3,832,374.40

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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.