Home / 12,372,602.40-17,074,154.40-6,866,806.56

Finding the Fourth Proportional to 12,372,602.40, 17,074,154.40 and 6,866,806.56

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Solution

The fourth proportional to 12,372,602.40, 17,074,154.40 and 6,866,806.56 is: 9,476,172.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372,602.40 : 17,074,154.40 = 6,866,806.56 : x
  2. Step 2: Convert to fraction form
    12,372,602.40/17,074,154.40 = 6,866,806.56/x
  3. Step 3: Cross multiply
    12,372,602.40x = 17,074,154.40 × 6,866,806.56
  4. Step 4: Simplify right side
    12,372,602.40x = 117,244,915,440,372.84
  5. Step 5: Solve for x
    x = 117,244,915,440,372.84/12,372,602.40
  6. Step 6: Final answer
    x = 9,476,172.57

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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.