Home / 49,878,632.80-74,817,949.20-47,107,266.40

Finding the Fourth Proportional to 49,878,632.80, 74,817,949.20 and 47,107,266.40

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Solution

The fourth proportional to 49,878,632.80, 74,817,949.20 and 47,107,266.40 is: 70,660,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,878,632.80 : 74,817,949.20 = 47,107,266.40 : x
  2. Step 2: Convert to fraction form
    49,878,632.80/74,817,949.20 = 47,107,266.40/x
  3. Step 3: Cross multiply
    49,878,632.80x = 74,817,949.20 × 47,107,266.40
  4. Step 4: Simplify right side
    49,878,632.80x = 3,524,469,064,466,067
  5. Step 5: Solve for x
    x = 3,524,469,064,466,067/49,878,632.80
  6. Step 6: Final answer
    x = 70,660,899.60

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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.