Home / 18,356,417.87-27,537,763.70-7,567,821.11

Finding the Fourth Proportional to 18,356,417.87, 27,537,763.70 and 7,567,821.11

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Solution

The fourth proportional to 18,356,417.87, 27,537,763.70 and 7,567,821.11 is: 11,353,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356,417.87 : 27,537,763.70 = 7,567,821.11 : x
  2. Step 2: Convert to fraction form
    18,356,417.87/27,537,763.70 = 7,567,821.11/x
  3. Step 3: Cross multiply
    18,356,417.87x = 27,537,763.70 × 7,567,821.11
  4. Step 4: Simplify right side
    18,356,417.87x = 208,400,869,538,815.66
  5. Step 5: Solve for x
    x = 208,400,869,538,815.66/18,356,417.87
  6. Step 6: Final answer
    x = 11,353,024.92

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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.