Home / 25,802,969.16-35,593,287.12-16,128,381

Finding the Fourth Proportional to 25,802,969.16, 35,593,287.12 and 16,128,381

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Solution

The fourth proportional to 25,802,969.16, 35,593,287.12 and 16,128,381 is: 22,247,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,802,969.16 : 35,593,287.12 = 16,128,381 : x
  2. Step 2: Convert to fraction form
    25,802,969.16/35,593,287.12 = 16,128,381/x
  3. Step 3: Cross multiply
    25,802,969.16x = 35,593,287.12 × 16,128,381
  4. Step 4: Simplify right side
    25,802,969.16x = 574,062,095,713,752.62
  5. Step 5: Solve for x
    x = 574,062,095,713,752.62/25,802,969.16
  6. Step 6: Final answer
    x = 22,247,908.45

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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.