Home / 8,064,282.60-12,068,430.30-7,392,436.20

Finding the Fourth Proportional to 8,064,282.60, 12,068,430.30 and 7,392,436.20

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Solution

The fourth proportional to 8,064,282.60, 12,068,430.30 and 7,392,436.20 is: 11,062,992.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,282.60 : 12,068,430.30 = 7,392,436.20 : x
  2. Step 2: Convert to fraction form
    8,064,282.60/12,068,430.30 = 7,392,436.20/x
  3. Step 3: Cross multiply
    8,064,282.60x = 12,068,430.30 × 7,392,436.20
  4. Step 4: Simplify right side
    8,064,282.60x = 89,215,101,026,896.88
  5. Step 5: Solve for x
    x = 89,215,101,026,896.88/8,064,282.60
  6. Step 6: Final answer
    x = 11,062,992.89

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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.