Home / 28,307,316.20-42,397,988.70-23,268,468.20

Finding the Fourth Proportional to 28,307,316.20, 42,397,988.70 and 23,268,468.20

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Solution

The fourth proportional to 28,307,316.20, 42,397,988.70 and 23,268,468.20 is: 34,850,928.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,307,316.20 : 42,397,988.70 = 23,268,468.20 : x
  2. Step 2: Convert to fraction form
    28,307,316.20/42,397,988.70 = 23,268,468.20/x
  3. Step 3: Cross multiply
    28,307,316.20x = 42,397,988.70 × 23,268,468.20
  4. Step 4: Simplify right side
    28,307,316.20x = 986,536,251,809,909.38
  5. Step 5: Solve for x
    x = 986,536,251,809,909.38/28,307,316.20
  6. Step 6: Final answer
    x = 34,850,928.46

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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.