Home / 20,266,695.81-27,967,913.28-10,974,069.36

Finding the Fourth Proportional to 20,266,695.81, 27,967,913.28 and 10,974,069.36

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Solution

The fourth proportional to 20,266,695.81, 27,967,913.28 and 10,974,069.36 is: 15,144,146.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,266,695.81 : 27,967,913.28 = 10,974,069.36 : x
  2. Step 2: Convert to fraction form
    20,266,695.81/27,967,913.28 = 10,974,069.36/x
  3. Step 3: Cross multiply
    20,266,695.81x = 27,967,913.28 × 10,974,069.36
  4. Step 4: Simplify right side
    20,266,695.81x = 306,921,820,189,185.12
  5. Step 5: Solve for x
    x = 306,921,820,189,185.12/20,266,695.81
  6. Step 6: Final answer
    x = 15,144,146.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.