Home / 28,718,046.74-43,077,444.96-9,548,803.78

Finding the Fourth Proportional to 28,718,046.74, 43,077,444.96 and 9,548,803.78

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Solution

The fourth proportional to 28,718,046.74, 43,077,444.96 and 9,548,803.78 is: 14,323,330.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,718,046.74 : 43,077,444.96 = 9,548,803.78 : x
  2. Step 2: Convert to fraction form
    28,718,046.74/43,077,444.96 = 9,548,803.78/x
  3. Step 3: Cross multiply
    28,718,046.74x = 43,077,444.96 × 9,548,803.78
  4. Step 4: Simplify right side
    28,718,046.74x = 411,338,069,383,503
  5. Step 5: Solve for x
    x = 411,338,069,383,503/28,718,046.74
  6. Step 6: Final answer
    x = 14,323,330.31

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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.