Home / 13,066,718.11-19,598,799.97-3,968,894.68

Finding the Fourth Proportional to 13,066,718.11, 19,598,799.97 and 3,968,894.68

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Solution

The fourth proportional to 13,066,718.11, 19,598,799.97 and 3,968,894.68 is: 5,952,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066,718.11 : 19,598,799.97 = 3,968,894.68 : x
  2. Step 2: Convert to fraction form
    13,066,718.11/19,598,799.97 = 3,968,894.68/x
  3. Step 3: Cross multiply
    13,066,718.11x = 19,598,799.97 × 3,968,894.68
  4. Step 4: Simplify right side
    13,066,718.11x = 77,785,572,935,317.16
  5. Step 5: Solve for x
    x = 77,785,572,935,317.16/13,066,718.11
  6. Step 6: Final answer
    x = 5,952,954.08

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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.