Home / 15,538,467.90-23,307,701.85-8,820,003.90

Finding the Fourth Proportional to 15,538,467.90, 23,307,701.85 and 8,820,003.90

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Solution

The fourth proportional to 15,538,467.90, 23,307,701.85 and 8,820,003.90 is: 13,230,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,538,467.90 : 23,307,701.85 = 8,820,003.90 : x
  2. Step 2: Convert to fraction form
    15,538,467.90/23,307,701.85 = 8,820,003.90/x
  3. Step 3: Cross multiply
    15,538,467.90x = 23,307,701.85 × 8,820,003.90
  4. Step 4: Simplify right side
    15,538,467.90x = 205,574,021,217,037.25
  5. Step 5: Solve for x
    x = 205,574,021,217,037.25/15,538,467.90
  6. Step 6: Final answer
    x = 13,230,005.85

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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.