Home / 20,141,707.52-27,795,206.40-10,974,425.60

Finding the Fourth Proportional to 20,141,707.52, 27,795,206.40 and 10,974,425.60

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Solution

The fourth proportional to 20,141,707.52, 27,795,206.40 and 10,974,425.60 is: 15,144,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,141,707.52 : 27,795,206.40 = 10,974,425.60 : x
  2. Step 2: Convert to fraction form
    20,141,707.52/27,795,206.40 = 10,974,425.60/x
  3. Step 3: Cross multiply
    20,141,707.52x = 27,795,206.40 × 10,974,425.60
  4. Step 4: Simplify right side
    20,141,707.52x = 305,036,424,673,443.81
  5. Step 5: Solve for x
    x = 305,036,424,673,443.81/20,141,707.52
  6. Step 6: Final answer
    x = 15,144,516.64

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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.