Home / 50,941,139.20-76,411,708.80-25,431,971.20

Finding the Fourth Proportional to 50,941,139.20, 76,411,708.80 and 25,431,971.20

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Solution

The fourth proportional to 50,941,139.20, 76,411,708.80 and 25,431,971.20 is: 38,147,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,941,139.20 : 76,411,708.80 = 25,431,971.20 : x
  2. Step 2: Convert to fraction form
    50,941,139.20/76,411,708.80 = 25,431,971.20/x
  3. Step 3: Cross multiply
    50,941,139.20x = 76,411,708.80 × 25,431,971.20
  4. Step 4: Simplify right side
    50,941,139.20x = 1,943,300,377,544,386.50
  5. Step 5: Solve for x
    x = 1,943,300,377,544,386.50/50,941,139.20
  6. Step 6: Final answer
    x = 38,147,956.80

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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.