Home / 9,044,450.40-12,482,419.50-5,178,213.48

Finding the Fourth Proportional to 9,044,450.40, 12,482,419.50 and 5,178,213.48

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Solution

The fourth proportional to 9,044,450.40, 12,482,419.50 and 5,178,213.48 is: 7,146,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044,450.40 : 12,482,419.50 = 5,178,213.48 : x
  2. Step 2: Convert to fraction form
    9,044,450.40/12,482,419.50 = 5,178,213.48/x
  3. Step 3: Cross multiply
    9,044,450.40x = 12,482,419.50 × 5,178,213.48
  4. Step 4: Simplify right side
    9,044,450.40x = 64,636,632,917,914.87
  5. Step 5: Solve for x
    x = 64,636,632,917,914.87/9,044,450.40
  6. Step 6: Final answer
    x = 7,146,551.76

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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.