Home / 9,665,270.91-13,338,123.48-5,314,637.79

Finding the Fourth Proportional to 9,665,270.91, 13,338,123.48 and 5,314,637.79

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Solution

The fourth proportional to 9,665,270.91, 13,338,123.48 and 5,314,637.79 is: 7,334,227.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665,270.91 : 13,338,123.48 = 5,314,637.79 : x
  2. Step 2: Convert to fraction form
    9,665,270.91/13,338,123.48 = 5,314,637.79/x
  3. Step 3: Cross multiply
    9,665,270.91x = 13,338,123.48 × 5,314,637.79
  4. Step 4: Simplify right side
    9,665,270.91x = 70,887,295,094,494.31
  5. Step 5: Solve for x
    x = 70,887,295,094,494.31/9,665,270.91
  6. Step 6: Final answer
    x = 7,334,227.44

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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.