Home / 7,042,255.90-10,554,052.65-6,239,772.70

Finding the Fourth Proportional to 7,042,255.90, 10,554,052.65 and 6,239,772.70

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Solution

The fourth proportional to 7,042,255.90, 10,554,052.65 and 6,239,772.70 is: 9,351,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042,255.90 : 10,554,052.65 = 6,239,772.70 : x
  2. Step 2: Convert to fraction form
    7,042,255.90/10,554,052.65 = 6,239,772.70/x
  3. Step 3: Cross multiply
    7,042,255.90x = 10,554,052.65 × 6,239,772.70
  4. Step 4: Simplify right side
    7,042,255.90x = 65,854,889,599,832.66
  5. Step 5: Solve for x
    x = 65,854,889,599,832.66/7,042,255.90
  6. Step 6: Final answer
    x = 9,351,391.16

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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.