Home / 48,776,006.40-73,164,009.60-40,839,820.80

Finding the Fourth Proportional to 48,776,006.40, 73,164,009.60 and 40,839,820.80

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Solution

The fourth proportional to 48,776,006.40, 73,164,009.60 and 40,839,820.80 is: 61,259,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,776,006.40 : 73,164,009.60 = 40,839,820.80 : x
  2. Step 2: Convert to fraction form
    48,776,006.40/73,164,009.60 = 40,839,820.80/x
  3. Step 3: Cross multiply
    48,776,006.40x = 73,164,009.60 × 40,839,820.80
  4. Step 4: Simplify right side
    48,776,006.40x = 2,988,005,041,073,479
  5. Step 5: Solve for x
    x = 2,988,005,041,073,479/48,776,006.40
  6. Step 6: Final answer
    x = 61,259,731.20

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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.