Home / 22,728,313.38-31,365,071.27-12,274,328.70

Finding the Fourth Proportional to 22,728,313.38, 31,365,071.27 and 12,274,328.70

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Solution

The fourth proportional to 22,728,313.38, 31,365,071.27 and 12,274,328.70 is: 16,938,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,728,313.38 : 31,365,071.27 = 12,274,328.70 : x
  2. Step 2: Convert to fraction form
    22,728,313.38/31,365,071.27 = 12,274,328.70/x
  3. Step 3: Cross multiply
    22,728,313.38x = 31,365,071.27 × 12,274,328.70
  4. Step 4: Simplify right side
    22,728,313.38x = 384,985,194,620,832.12
  5. Step 5: Solve for x
    x = 384,985,194,620,832.12/22,728,313.38
  6. Step 6: Final answer
    x = 16,938,572.96

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1.5x scale

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.