Home / 48,385,579.80-72,686,504.10-40,422,955.80

Finding the Fourth Proportional to 48,385,579.80, 72,686,504.10 and 40,422,955.80

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Solution

The fourth proportional to 48,385,579.80, 72,686,504.10 and 40,422,955.80 is: 60,724,772.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,579.80 : 72,686,504.10 = 40,422,955.80 : x
  2. Step 2: Convert to fraction form
    48,385,579.80/72,686,504.10 = 40,422,955.80/x
  3. Step 3: Cross multiply
    48,385,579.80x = 72,686,504.10 × 40,422,955.80
  4. Step 4: Simplify right side
    48,385,579.80x = 2,938,203,342,490,818.50
  5. Step 5: Solve for x
    x = 2,938,203,342,490,818.50/48,385,579.80
  6. Step 6: Final answer
    x = 60,724,772.85

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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.