Home / 9,486,188.86-13,090,925.56-5,135,274.01

Finding the Fourth Proportional to 9,486,188.86, 13,090,925.56 and 5,135,274.01

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Solution

The fourth proportional to 9,486,188.86, 13,090,925.56 and 5,135,274.01 is: 7,086,669.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,188.86 : 13,090,925.56 = 5,135,274.01 : x
  2. Step 2: Convert to fraction form
    9,486,188.86/13,090,925.56 = 5,135,274.01/x
  3. Step 3: Cross multiply
    9,486,188.86x = 13,090,925.56 × 5,135,274.01
  4. Step 4: Simplify right side
    9,486,188.86x = 67,225,489,795,112.70
  5. Step 5: Solve for x
    x = 67,225,489,795,112.70/9,486,188.86
  6. Step 6: Final answer
    x = 7,086,669.98

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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.