Home / 9,869,736.75-13,619,188.15-5,458,761.46

Finding the Fourth Proportional to 9,869,736.75, 13,619,188.15 and 5,458,761.46

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Solution

The fourth proportional to 9,869,736.75, 13,619,188.15 and 5,458,761.46 is: 7,532,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869,736.75 : 13,619,188.15 = 5,458,761.46 : x
  2. Step 2: Convert to fraction form
    9,869,736.75/13,619,188.15 = 5,458,761.46/x
  3. Step 3: Cross multiply
    9,869,736.75x = 13,619,188.15 × 5,458,761.46
  4. Step 4: Simplify right side
    9,869,736.75x = 74,343,899,342,013.83
  5. Step 5: Solve for x
    x = 74,343,899,342,013.83/9,869,736.75
  6. Step 6: Final answer
    x = 7,532,510.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.