Home / 8,127,126.40-12,188,824.08-4,845,409.44

Finding the Fourth Proportional to 8,127,126.40, 12,188,824.08 and 4,845,409.44

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Solution

The fourth proportional to 8,127,126.40, 12,188,824.08 and 4,845,409.44 is: 7,267,001.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,126.40 : 12,188,824.08 = 4,845,409.44 : x
  2. Step 2: Convert to fraction form
    8,127,126.40/12,188,824.08 = 4,845,409.44/x
  3. Step 3: Cross multiply
    8,127,126.40x = 12,188,824.08 × 4,845,409.44
  4. Step 4: Simplify right side
    8,127,126.40x = 59,059,843,259,731.32
  5. Step 5: Solve for x
    x = 59,059,843,259,731.32/8,127,126.40
  6. Step 6: Final answer
    x = 7,267,001.93

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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.