Home / 9,640,417.33-13,304,020.75-5,289,502.48

Finding the Fourth Proportional to 9,640,417.33, 13,304,020.75 and 5,289,502.48

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Solution

The fourth proportional to 9,640,417.33, 13,304,020.75 and 5,289,502.48 is: 7,299,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640,417.33 : 13,304,020.75 = 5,289,502.48 : x
  2. Step 2: Convert to fraction form
    9,640,417.33/13,304,020.75 = 5,289,502.48/x
  3. Step 3: Cross multiply
    9,640,417.33x = 13,304,020.75 × 5,289,502.48
  4. Step 4: Simplify right side
    9,640,417.33x = 70,371,650,751,096.47
  5. Step 5: Solve for x
    x = 70,371,650,751,096.47/9,640,417.33
  6. Step 6: Final answer
    x = 7,299,647.76

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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.