Home / 68,751,966.52-103,127,977.69-16,937,577.10

Finding the Fourth Proportional to 68,751,966.52, 103,127,977.69 and 16,937,577.10

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Solution

The fourth proportional to 68,751,966.52, 103,127,977.69 and 16,937,577.10 is: 25,406,372.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,751,966.52 : 103,127,977.69 = 16,937,577.10 : x
  2. Step 2: Convert to fraction form
    68,751,966.52/103,127,977.69 = 16,937,577.10/x
  3. Step 3: Cross multiply
    68,751,966.52x = 103,127,977.69 × 16,937,577.10
  4. Step 4: Simplify right side
    68,751,966.52x = 1,746,738,073,378,021
  5. Step 5: Solve for x
    x = 1,746,738,073,378,021/68,751,966.52
  6. Step 6: Final answer
    x = 25,406,372.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.