Home / 18,592,692.57-27,803,423.66-17,685,699.93

Finding the Fourth Proportional to 18,592,692.57, 27,803,423.66 and 17,685,699.93

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Solution

The fourth proportional to 18,592,692.57, 27,803,423.66 and 17,685,699.93 is: 26,447,111.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592,692.57 : 27,803,423.66 = 17,685,699.93 : x
  2. Step 2: Convert to fraction form
    18,592,692.57/27,803,423.66 = 17,685,699.93/x
  3. Step 3: Cross multiply
    18,592,692.57x = 27,803,423.66 × 17,685,699.93
  4. Step 4: Simplify right side
    18,592,692.57x = 491,723,007,788,993.88
  5. Step 5: Solve for x
    x = 491,723,007,788,993.88/18,592,692.57
  6. Step 6: Final answer
    x = 26,447,111.19

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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.