Home / 25,602,716.16-35,315,100.48-16,420,815.36

Finding the Fourth Proportional to 25,602,716.16, 35,315,100.48 and 16,420,815.36

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Solution

The fourth proportional to 25,602,716.16, 35,315,100.48 and 16,420,815.36 is: 22,650,047.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,602,716.16 : 35,315,100.48 = 16,420,815.36 : x
  2. Step 2: Convert to fraction form
    25,602,716.16/35,315,100.48 = 16,420,815.36/x
  3. Step 3: Cross multiply
    25,602,716.16x = 35,315,100.48 × 16,420,815.36
  4. Step 4: Simplify right side
    25,602,716.16x = 579,902,744,401,927.25
  5. Step 5: Solve for x
    x = 579,902,744,401,927.25/25,602,716.16
  6. Step 6: Final answer
    x = 22,650,047.78

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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.