Home / 8,101,201.60-12,154,912.80-7,973,675.20

Finding the Fourth Proportional to 8,101,201.60, 12,154,912.80 and 7,973,675.20

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Solution

The fourth proportional to 8,101,201.60, 12,154,912.80 and 7,973,675.20 is: 11,963,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101,201.60 : 12,154,912.80 = 7,973,675.20 : x
  2. Step 2: Convert to fraction form
    8,101,201.60/12,154,912.80 = 7,973,675.20/x
  3. Step 3: Cross multiply
    8,101,201.60x = 12,154,912.80 × 7,973,675.20
  4. Step 4: Simplify right side
    8,101,201.60x = 96,919,326,751,522.56
  5. Step 5: Solve for x
    x = 96,919,326,751,522.56/8,101,201.60
  6. Step 6: Final answer
    x = 11,963,574.24

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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.