Home / 30,632,267.97-42,272,530.65-16,881,232.10

Finding the Fourth Proportional to 30,632,267.97, 42,272,530.65 and 16,881,232.10

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Solution

The fourth proportional to 30,632,267.97, 42,272,530.65 and 16,881,232.10 is: 23,296,100.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632,267.97 : 42,272,530.65 = 16,881,232.10 : x
  2. Step 2: Convert to fraction form
    30,632,267.97/42,272,530.65 = 16,881,232.10/x
  3. Step 3: Cross multiply
    30,632,267.97x = 42,272,530.65 × 16,881,232.10
  4. Step 4: Simplify right side
    30,632,267.97x = 713,612,401,145,651.12
  5. Step 5: Solve for x
    x = 713,612,401,145,651.12/30,632,267.97
  6. Step 6: Final answer
    x = 23,296,100.76

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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.