Home / 67,450,297.16-101,185,097.11-20,767,732.74

Finding the Fourth Proportional to 67,450,297.16, 101,185,097.11 and 20,767,732.74

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Solution

The fourth proportional to 67,450,297.16, 101,185,097.11 and 20,767,732.74 is: 31,154,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,450,297.16 : 101,185,097.11 = 20,767,732.74 : x
  2. Step 2: Convert to fraction form
    67,450,297.16/101,185,097.11 = 20,767,732.74/x
  3. Step 3: Cross multiply
    67,450,297.16x = 101,185,097.11 × 20,767,732.74
  4. Step 4: Simplify right side
    67,450,297.16x = 2,101,385,053,999,507
  5. Step 5: Solve for x
    x = 2,101,385,053,999,507/67,450,297.16
  6. Step 6: Final answer
    x = 31,154,570.73

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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.