Home / 12,054,407.90-18,081,611.85-7,267,502.30

Finding the Fourth Proportional to 12,054,407.90, 18,081,611.85 and 7,267,502.30

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Solution

The fourth proportional to 12,054,407.90, 18,081,611.85 and 7,267,502.30 is: 10,901,253.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054,407.90 : 18,081,611.85 = 7,267,502.30 : x
  2. Step 2: Convert to fraction form
    12,054,407.90/18,081,611.85 = 7,267,502.30/x
  3. Step 3: Cross multiply
    12,054,407.90x = 18,081,611.85 × 7,267,502.30
  4. Step 4: Simplify right side
    12,054,407.90x = 131,408,155,707,582.27
  5. Step 5: Solve for x
    x = 131,408,155,707,582.27/12,054,407.90
  6. Step 6: Final answer
    x = 10,901,253.45

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Double scale
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Similar ratio
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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.