Home / 7,748,615.52-11,622,538.80-2,890,543.56

Finding the Fourth Proportional to 7,748,615.52, 11,622,538.80 and 2,890,543.56

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Solution

The fourth proportional to 7,748,615.52, 11,622,538.80 and 2,890,543.56 is: 4,335,671.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748,615.52 : 11,622,538.80 = 2,890,543.56 : x
  2. Step 2: Convert to fraction form
    7,748,615.52/11,622,538.80 = 2,890,543.56/x
  3. Step 3: Cross multiply
    7,748,615.52x = 11,622,538.80 × 2,890,543.56
  4. Step 4: Simplify right side
    7,748,615.52x = 33,595,454,679,190.13
  5. Step 5: Solve for x
    x = 33,595,454,679,190.13/7,748,615.52
  6. Step 6: Final answer
    x = 4,335,671.91

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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.