Home / 12,144,944.99-16,760,010.06-6,638,356.01

Finding the Fourth Proportional to 12,144,944.99, 16,760,010.06 and 6,638,356.01

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Solution

The fourth proportional to 12,144,944.99, 16,760,010.06 and 6,638,356.01 is: 9,160,923.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,144,944.99 : 16,760,010.06 = 6,638,356.01 : x
  2. Step 2: Convert to fraction form
    12,144,944.99/16,760,010.06 = 6,638,356.01/x
  3. Step 3: Cross multiply
    12,144,944.99x = 16,760,010.06 × 6,638,356.01
  4. Step 4: Simplify right side
    12,144,944.99x = 111,258,913,425,661.41
  5. Step 5: Solve for x
    x = 111,258,913,425,661.41/12,144,944.99
  6. Step 6: Final answer
    x = 9,160,923.62

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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.