Home / 7,811,719.86-11,713,308.51-6,202,823.70

Finding the Fourth Proportional to 7,811,719.86, 11,713,308.51 and 6,202,823.70

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Solution

The fourth proportional to 7,811,719.86, 11,713,308.51 and 6,202,823.70 is: 9,300,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,811,719.86 : 11,713,308.51 = 6,202,823.70 : x
  2. Step 2: Convert to fraction form
    7,811,719.86/11,713,308.51 = 6,202,823.70/x
  3. Step 3: Cross multiply
    7,811,719.86x = 11,713,308.51 × 6,202,823.70
  4. Step 4: Simplify right side
    7,811,719.86x = 72,655,587,631,239.69
  5. Step 5: Solve for x
    x = 72,655,587,631,239.69/7,811,719.86
  6. Step 6: Final answer
    x = 9,300,843.98

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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.