Home / 7,175,984.56-9,905,258.36-4,276,284.72

Finding the Fourth Proportional to 7,175,984.56, 9,905,258.36 and 4,276,284.72

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Solution

The fourth proportional to 7,175,984.56, 9,905,258.36 and 4,276,284.72 is: 5,902,702.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,984.56 : 9,905,258.36 = 4,276,284.72 : x
  2. Step 2: Convert to fraction form
    7,175,984.56/9,905,258.36 = 4,276,284.72/x
  3. Step 3: Cross multiply
    7,175,984.56x = 9,905,258.36 × 4,276,284.72
  4. Step 4: Simplify right side
    7,175,984.56x = 42,357,704,972,520.26
  5. Step 5: Solve for x
    x = 42,357,704,972,520.26/7,175,984.56
  6. Step 6: Final answer
    x = 5,902,702.91

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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.