Home / 40,360,631.58-60,583,557.42-18,816,013.44

Finding the Fourth Proportional to 40,360,631.58, 60,583,557.42 and 18,816,013.44

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Solution

The fourth proportional to 40,360,631.58, 60,583,557.42 and 18,816,013.44 is: 28,243,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,360,631.58 : 60,583,557.42 = 18,816,013.44 : x
  2. Step 2: Convert to fraction form
    40,360,631.58/60,583,557.42 = 18,816,013.44/x
  3. Step 3: Cross multiply
    40,360,631.58x = 60,583,557.42 × 18,816,013.44
  4. Step 4: Simplify right side
    40,360,631.58x = 1,139,941,030,657,731.75
  5. Step 5: Solve for x
    x = 1,139,941,030,657,731.75/40,360,631.58
  6. Step 6: Final answer
    x = 28,243,884.85

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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.