Home / 9,872,181.46-13,623,463.74-5,521,227.58

Finding the Fourth Proportional to 9,872,181.46, 13,623,463.74 and 5,521,227.58

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Solution

The fourth proportional to 9,872,181.46, 13,623,463.74 and 5,521,227.58 is: 7,619,212.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872,181.46 : 13,623,463.74 = 5,521,227.58 : x
  2. Step 2: Convert to fraction form
    9,872,181.46/13,623,463.74 = 5,521,227.58/x
  3. Step 3: Cross multiply
    9,872,181.46x = 13,623,463.74 × 5,521,227.58
  4. Step 4: Simplify right side
    9,872,181.46x = 75,218,243,736,417.95
  5. Step 5: Solve for x
    x = 75,218,243,736,417.95/9,872,181.46
  6. Step 6: Final answer
    x = 7,619,212.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.