Home / 12,535,330.89-17,292,390.15-8,186,962.53

Finding the Fourth Proportional to 12,535,330.89, 17,292,390.15 and 8,186,962.53

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Solution

The fourth proportional to 12,535,330.89, 17,292,390.15 and 8,186,962.53 is: 11,293,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535,330.89 : 17,292,390.15 = 8,186,962.53 : x
  2. Step 2: Convert to fraction form
    12,535,330.89/17,292,390.15 = 8,186,962.53/x
  3. Step 3: Cross multiply
    12,535,330.89x = 17,292,390.15 × 8,186,962.53
  4. Step 4: Simplify right side
    12,535,330.89x = 141,572,150,212,191.06
  5. Step 5: Solve for x
    x = 141,572,150,212,191.06/12,535,330.89
  6. Step 6: Final answer
    x = 11,293,850.27

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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.