Home / 18,173,320.77-25,081,897.01-11,654,311.17

Finding the Fourth Proportional to 18,173,320.77, 25,081,897.01 and 11,654,311.17

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Solution

The fourth proportional to 18,173,320.77, 25,081,897.01 and 11,654,311.17 is: 16,084,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173,320.77 : 25,081,897.01 = 11,654,311.17 : x
  2. Step 2: Convert to fraction form
    18,173,320.77/25,081,897.01 = 11,654,311.17/x
  3. Step 3: Cross multiply
    18,173,320.77x = 25,081,897.01 × 11,654,311.17
  4. Step 4: Simplify right side
    18,173,320.77x = 292,312,232,430,161.06
  5. Step 5: Solve for x
    x = 292,312,232,430,161.06/18,173,320.77
  6. Step 6: Final answer
    x = 16,084,690.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.