Home / 8,671,313.16-13,004,212.62-8,105,229

Finding the Fourth Proportional to 8,671,313.16, 13,004,212.62 and 8,105,229

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Solution

The fourth proportional to 8,671,313.16, 13,004,212.62 and 8,105,229 is: 12,155,266.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,313.16 : 13,004,212.62 = 8,105,229 : x
  2. Step 2: Convert to fraction form
    8,671,313.16/13,004,212.62 = 8,105,229/x
  3. Step 3: Cross multiply
    8,671,313.16x = 13,004,212.62 × 8,105,229
  4. Step 4: Simplify right side
    8,671,313.16x = 105,402,121,249,789.97
  5. Step 5: Solve for x
    x = 105,402,121,249,789.97/8,671,313.16
  6. Step 6: Final answer
    x = 12,155,266.37

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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.