Home / 12,767,139.54-17,598,070.86-8,635,664.04

Finding the Fourth Proportional to 12,767,139.54, 17,598,070.86 and 8,635,664.04

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Solution

The fourth proportional to 12,767,139.54, 17,598,070.86 and 8,635,664.04 is: 11,903,294.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767,139.54 : 17,598,070.86 = 8,635,664.04 : x
  2. Step 2: Convert to fraction form
    12,767,139.54/17,598,070.86 = 8,635,664.04/x
  3. Step 3: Cross multiply
    12,767,139.54x = 17,598,070.86 × 8,635,664.04
  4. Step 4: Simplify right side
    12,767,139.54x = 151,971,027,699,073.84
  5. Step 5: Solve for x
    x = 151,971,027,699,073.84/12,767,139.54
  6. Step 6: Final answer
    x = 11,903,294.96

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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.