Home / 18,894,627.17-28,346,438.00-6,115,131.89

Finding the Fourth Proportional to 18,894,627.17, 28,346,438.00 and 6,115,131.89

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Solution

The fourth proportional to 18,894,627.17, 28,346,438.00 and 6,115,131.89 is: 9,174,153.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894,627.17 : 28,346,438.00 = 6,115,131.89 : x
  2. Step 2: Convert to fraction form
    18,894,627.17/28,346,438.00 = 6,115,131.89/x
  3. Step 3: Cross multiply
    18,894,627.17x = 28,346,438.00 × 6,115,131.89
  4. Step 4: Simplify right side
    18,894,627.17x = 173,342,206,855,263.47
  5. Step 5: Solve for x
    x = 173,342,206,855,263.47/18,894,627.17
  6. Step 6: Final answer
    x = 9,174,153.34

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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.