Home / 27,516,095.70-41,274,143.55-21,158,438.10

Finding the Fourth Proportional to 27,516,095.70, 41,274,143.55 and 21,158,438.10

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Solution

The fourth proportional to 27,516,095.70, 41,274,143.55 and 21,158,438.10 is: 31,737,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,516,095.70 : 41,274,143.55 = 21,158,438.10 : x
  2. Step 2: Convert to fraction form
    27,516,095.70/41,274,143.55 = 21,158,438.10/x
  3. Step 3: Cross multiply
    27,516,095.70x = 41,274,143.55 × 21,158,438.10
  4. Step 4: Simplify right side
    27,516,095.70x = 873,296,411,433,189.25
  5. Step 5: Solve for x
    x = 873,296,411,433,189.25/27,516,095.70
  6. Step 6: Final answer
    x = 31,737,657.15

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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.