Home / 28,371,988-39,153,387.20-16,148,845

Finding the Fourth Proportional to 28,371,988, 39,153,387.20 and 16,148,845

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Solution

The fourth proportional to 28,371,988, 39,153,387.20 and 16,148,845 is: 22,285,431.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,371,988 : 39,153,387.20 = 16,148,845 : x
  2. Step 2: Convert to fraction form
    28,371,988/39,153,387.20 = 16,148,845/x
  3. Step 3: Cross multiply
    28,371,988x = 39,153,387.20 × 16,148,845
  4. Step 4: Simplify right side
    28,371,988x = 632,281,981,117,784
  5. Step 5: Solve for x
    x = 632,281,981,117,784/28,371,988
  6. Step 6: Final answer
    x = 22,285,431.01

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