Home / 15,550,430.19-21,463,861.94-9,026,161.56

Finding the Fourth Proportional to 15,550,430.19, 21,463,861.94 and 9,026,161.56

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Solution

The fourth proportional to 15,550,430.19, 21,463,861.94 and 9,026,161.56 is: 12,458,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550,430.19 : 21,463,861.94 = 9,026,161.56 : x
  2. Step 2: Convert to fraction form
    15,550,430.19/21,463,861.94 = 9,026,161.56/x
  3. Step 3: Cross multiply
    15,550,430.19x = 21,463,861.94 × 9,026,161.56
  4. Step 4: Simplify right side
    15,550,430.19x = 193,736,285,526,844.22
  5. Step 5: Solve for x
    x = 193,736,285,526,844.22/15,550,430.19
  6. Step 6: Final answer
    x = 12,458,580.45

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Double scale
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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.