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Finding the Fourth Proportional to 73,588,404.40, 110,398,763.40 and 21,768,950.32

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Solution

The fourth proportional to 73,588,404.40, 110,398,763.40 and 21,768,950.32 is: 32,658,204.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,588,404.40 : 110,398,763.40 = 21,768,950.32 : x
  2. Step 2: Convert to fraction form
    73,588,404.40/110,398,763.40 = 21,768,950.32/x
  3. Step 3: Cross multiply
    73,588,404.40x = 110,398,763.40 × 21,768,950.32
  4. Step 4: Simplify right side
    73,588,404.40x = 2,403,265,195,844,034.50
  5. Step 5: Solve for x
    x = 2,403,265,195,844,034.50/73,588,404.40
  6. Step 6: Final answer
    x = 32,658,204.99

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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.