Home / 36,031,512.36-54,036,090.40-12,999,452.74

Finding the Fourth Proportional to 36,031,512.36, 54,036,090.40 and 12,999,452.74

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Solution

The fourth proportional to 36,031,512.36, 54,036,090.40 and 12,999,452.74 is: 19,495,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,031,512.36 : 54,036,090.40 = 12,999,452.74 : x
  2. Step 2: Convert to fraction form
    36,031,512.36/54,036,090.40 = 12,999,452.74/x
  3. Step 3: Cross multiply
    36,031,512.36x = 54,036,090.40 × 12,999,452.74
  4. Step 4: Simplify right side
    36,031,512.36x = 702,439,603,409,167.75
  5. Step 5: Solve for x
    x = 702,439,603,409,167.75/36,031,512.36
  6. Step 6: Final answer
    x = 19,495,146.26

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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.