Home / 6,406,715.11-8,845,393.15-5,717,201.17

Finding the Fourth Proportional to 6,406,715.11, 8,845,393.15 and 5,717,201.17

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Solution

The fourth proportional to 6,406,715.11, 8,845,393.15 and 5,717,201.17 is: 7,893,419.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,715.11 : 8,845,393.15 = 5,717,201.17 : x
  2. Step 2: Convert to fraction form
    6,406,715.11/8,845,393.15 = 5,717,201.17/x
  3. Step 3: Cross multiply
    6,406,715.11x = 8,845,393.15 × 5,717,201.17
  4. Step 4: Simplify right side
    6,406,715.11x = 50,570,892,066,289.98
  5. Step 5: Solve for x
    x = 50,570,892,066,289.98/6,406,715.11
  6. Step 6: Final answer
    x = 7,893,419.83

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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.