Home / 45,167,956.66-67,713,848.16-19,589,701.42

Finding the Fourth Proportional to 45,167,956.66, 67,713,848.16 and 19,589,701.42

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Solution

The fourth proportional to 45,167,956.66, 67,713,848.16 and 19,589,701.42 is: 29,368,033.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,167,956.66 : 67,713,848.16 = 19,589,701.42 : x
  2. Step 2: Convert to fraction form
    45,167,956.66/67,713,848.16 = 19,589,701.42/x
  3. Step 3: Cross multiply
    45,167,956.66x = 67,713,848.16 × 19,589,701.42
  4. Step 4: Simplify right side
    45,167,956.66x = 1,326,494,067,453,616.50
  5. Step 5: Solve for x
    x = 1,326,494,067,453,616.50/45,167,956.66
  6. Step 6: Final answer
    x = 29,368,033.57

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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.