Home / 45,916,221.32-68,878,297.74-11,837,279.24

Finding the Fourth Proportional to 45,916,221.32, 68,878,297.74 and 11,837,279.24

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Solution

The fourth proportional to 45,916,221.32, 68,878,297.74 and 11,837,279.24 is: 17,756,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,916,221.32 : 68,878,297.74 = 11,837,279.24 : x
  2. Step 2: Convert to fraction form
    45,916,221.32/68,878,297.74 = 11,837,279.24/x
  3. Step 3: Cross multiply
    45,916,221.32x = 68,878,297.74 × 11,837,279.24
  4. Step 4: Simplify right side
    45,916,221.32x = 815,331,643,924,240.88
  5. Step 5: Solve for x
    x = 815,331,643,924,240.88/45,916,221.32
  6. Step 6: Final answer
    x = 17,756,941.24

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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.