Home / 17,942,430.70-26,919,866.85-7,852,293.10

Finding the Fourth Proportional to 17,942,430.70, 26,919,866.85 and 7,852,293.10

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Solution

The fourth proportional to 17,942,430.70, 26,919,866.85 and 7,852,293.10 is: 11,781,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,942,430.70 : 26,919,866.85 = 7,852,293.10 : x
  2. Step 2: Convert to fraction form
    17,942,430.70/26,919,866.85 = 7,852,293.10/x
  3. Step 3: Cross multiply
    17,942,430.70x = 26,919,866.85 × 7,852,293.10
  4. Step 4: Simplify right side
    17,942,430.70x = 211,382,684,719,173.75
  5. Step 5: Solve for x
    x = 211,382,684,719,173.75/17,942,430.70
  6. Step 6: Final answer
    x = 11,781,162.11

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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.