Home / 12,616,255.31-18,924,111.41-3,518,110.70

Finding the Fourth Proportional to 12,616,255.31, 18,924,111.41 and 3,518,110.70

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Solution

The fourth proportional to 12,616,255.31, 18,924,111.41 and 3,518,110.70 is: 5,277,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616,255.31 : 18,924,111.41 = 3,518,110.70 : x
  2. Step 2: Convert to fraction form
    12,616,255.31/18,924,111.41 = 3,518,110.70/x
  3. Step 3: Cross multiply
    12,616,255.31x = 18,924,111.41 × 3,518,110.70
  4. Step 4: Simplify right side
    12,616,255.31x = 66,577,118,798,267.40
  5. Step 5: Solve for x
    x = 66,577,118,798,267.40/12,616,255.31
  6. Step 6: Final answer
    x = 5,277,090.32

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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.