Home / 19,223,999.70-28,835,999.55-18,373,694.10

Finding the Fourth Proportional to 19,223,999.70, 28,835,999.55 and 18,373,694.10

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Solution

The fourth proportional to 19,223,999.70, 28,835,999.55 and 18,373,694.10 is: 27,560,541.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223,999.70 : 28,835,999.55 = 18,373,694.10 : x
  2. Step 2: Convert to fraction form
    19,223,999.70/28,835,999.55 = 18,373,694.10/x
  3. Step 3: Cross multiply
    19,223,999.70x = 28,835,999.55 × 18,373,694.10
  4. Step 4: Simplify right side
    19,223,999.70x = 529,823,834,799,437.69
  5. Step 5: Solve for x
    x = 529,823,834,799,437.69/19,223,999.70
  6. Step 6: Final answer
    x = 27,560,541.15

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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.