Home / 37,810,206.72-52,178,297.84-21,512,682.72

Finding the Fourth Proportional to 37,810,206.72, 52,178,297.84 and 21,512,682.72

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Solution

The fourth proportional to 37,810,206.72, 52,178,297.84 and 21,512,682.72 is: 29,687,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,810,206.72 : 52,178,297.84 = 21,512,682.72 : x
  2. Step 2: Convert to fraction form
    37,810,206.72/52,178,297.84 = 21,512,682.72/x
  3. Step 3: Cross multiply
    37,810,206.72x = 52,178,297.84 × 21,512,682.72
  4. Step 4: Simplify right side
    37,810,206.72x = 1,122,495,166,301,581.38
  5. Step 5: Solve for x
    x = 1,122,495,166,301,581.38/37,810,206.72
  6. Step 6: Final answer
    x = 29,687,623.10

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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.