Home / 23,135,453.20-31,926,927.72-12,822,841.36

Finding the Fourth Proportional to 23,135,453.20, 31,926,927.72 and 12,822,841.36

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Solution

The fourth proportional to 23,135,453.20, 31,926,927.72 and 12,822,841.36 is: 17,695,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135,453.20 : 31,926,927.72 = 12,822,841.36 : x
  2. Step 2: Convert to fraction form
    23,135,453.20/31,926,927.72 = 12,822,841.36/x
  3. Step 3: Cross multiply
    23,135,453.20x = 31,926,927.72 × 12,822,841.36
  4. Step 4: Simplify right side
    23,135,453.20x = 409,393,929,265,746.44
  5. Step 5: Solve for x
    x = 409,393,929,265,746.44/23,135,453.20
  6. Step 6: Final answer
    x = 17,695,522.35

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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.