Home / 30,278,322.66-45,418,127.52-10,848,814.18

Finding the Fourth Proportional to 30,278,322.66, 45,418,127.52 and 10,848,814.18

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Solution

The fourth proportional to 30,278,322.66, 45,418,127.52 and 10,848,814.18 is: 16,273,451.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,278,322.66 : 45,418,127.52 = 10,848,814.18 : x
  2. Step 2: Convert to fraction form
    30,278,322.66/45,418,127.52 = 10,848,814.18/x
  3. Step 3: Cross multiply
    30,278,322.66x = 45,418,127.52 × 10,848,814.18
  4. Step 4: Simplify right side
    30,278,322.66x = 492,732,825,868,024.25
  5. Step 5: Solve for x
    x = 492,732,825,868,024.25/30,278,322.66
  6. Step 6: Final answer
    x = 16,273,451.85

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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.