Home / 28,136,813.28-42,205,154.31-18,482,367.39

Finding the Fourth Proportional to 28,136,813.28, 42,205,154.31 and 18,482,367.39

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Solution

The fourth proportional to 28,136,813.28, 42,205,154.31 and 18,482,367.39 is: 27,723,507.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,136,813.28 : 42,205,154.31 = 18,482,367.39 : x
  2. Step 2: Convert to fraction form
    28,136,813.28/42,205,154.31 = 18,482,367.39/x
  3. Step 3: Cross multiply
    28,136,813.28x = 42,205,154.31 × 18,482,367.39
  4. Step 4: Simplify right side
    28,136,813.28x = 780,051,167,709,062
  5. Step 5: Solve for x
    x = 780,051,167,709,062/28,136,813.28
  6. Step 6: Final answer
    x = 27,723,507.99

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