Home / 42,270,445.73-63,314,566.67-28,548,134.57

Finding the Fourth Proportional to 42,270,445.73, 63,314,566.67 and 28,548,134.57

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Solution

The fourth proportional to 42,270,445.73, 63,314,566.67 and 28,548,134.57 is: 42,760,674.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,270,445.73 : 63,314,566.67 = 28,548,134.57 : x
  2. Step 2: Convert to fraction form
    42,270,445.73/63,314,566.67 = 28,548,134.57/x
  3. Step 3: Cross multiply
    42,270,445.73x = 63,314,566.67 × 28,548,134.57
  4. Step 4: Simplify right side
    42,270,445.73x = 1,807,512,769,077,083.25
  5. Step 5: Solve for x
    x = 1,807,512,769,077,083.25/42,270,445.73
  6. Step 6: Final answer
    x = 42,760,674.46

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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.