Home / 7,020,076.78-10,530,115.17-1,701,292.78

Finding the Fourth Proportional to 7,020,076.78, 10,530,115.17 and 1,701,292.78

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Solution

The fourth proportional to 7,020,076.78, 10,530,115.17 and 1,701,292.78 is: 2,551,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,076.78 : 10,530,115.17 = 1,701,292.78 : x
  2. Step 2: Convert to fraction form
    7,020,076.78/10,530,115.17 = 1,701,292.78/x
  3. Step 3: Cross multiply
    7,020,076.78x = 10,530,115.17 × 1,701,292.78
  4. Step 4: Simplify right side
    7,020,076.78x = 17,914,808,927,642.04
  5. Step 5: Solve for x
    x = 17,914,808,927,642.04/7,020,076.78
  6. Step 6: Final answer
    x = 2,551,939.17

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Similar ratio
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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.