Home / 12,418,973.18-18,630,827.85-4,334,258.06

Finding the Fourth Proportional to 12,418,973.18, 18,630,827.85 and 4,334,258.06

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Solution

The fourth proportional to 12,418,973.18, 18,630,827.85 and 4,334,258.06 is: 6,502,213.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,418,973.18 : 18,630,827.85 = 4,334,258.06 : x
  2. Step 2: Convert to fraction form
    12,418,973.18/18,630,827.85 = 4,334,258.06/x
  3. Step 3: Cross multiply
    12,418,973.18x = 18,630,827.85 × 4,334,258.06
  4. Step 4: Simplify right side
    12,418,973.18x = 80,750,815,773,334.97
  5. Step 5: Solve for x
    x = 80,750,815,773,334.97/12,418,973.18
  6. Step 6: Final answer
    x = 6,502,213.56

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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.