Home / 19,421,561-29,133,741.18-7,454,297

Finding the Fourth Proportional to 19,421,561, 29,133,741.18 and 7,454,297

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Solution

The fourth proportional to 19,421,561, 29,133,741.18 and 7,454,297 is: 11,181,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,561 : 29,133,741.18 = 7,454,297 : x
  2. Step 2: Convert to fraction form
    19,421,561/29,133,741.18 = 7,454,297/x
  3. Step 3: Cross multiply
    19,421,561x = 29,133,741.18 × 7,454,297
  4. Step 4: Simplify right side
    19,421,561x = 217,171,559,476,850.47
  5. Step 5: Solve for x
    x = 217,171,559,476,850.47/19,421,561
  6. Step 6: Final answer
    x = 11,181,982.72

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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.