Home / 51,275,344.80-76,913,017.20-49,483,754.40

Finding the Fourth Proportional to 51,275,344.80, 76,913,017.20 and 49,483,754.40

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Solution

The fourth proportional to 51,275,344.80, 76,913,017.20 and 49,483,754.40 is: 74,225,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,275,344.80 : 76,913,017.20 = 49,483,754.40 : x
  2. Step 2: Convert to fraction form
    51,275,344.80/76,913,017.20 = 49,483,754.40/x
  3. Step 3: Cross multiply
    51,275,344.80x = 76,913,017.20 × 49,483,754.40
  4. Step 4: Simplify right side
    51,275,344.80x = 3,805,944,853,287,775.50
  5. Step 5: Solve for x
    x = 3,805,944,853,287,775.50/51,275,344.80
  6. Step 6: Final answer
    x = 74,225,631.60

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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.