Home / 66,073,111.03-91,183,478.82-45,208,903.24

Finding the Fourth Proportional to 66,073,111.03, 91,183,478.82 and 45,208,903.24

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Solution

The fourth proportional to 66,073,111.03, 91,183,478.82 and 45,208,903.24 is: 62,390,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,073,111.03 : 91,183,478.82 = 45,208,903.24 : x
  2. Step 2: Convert to fraction form
    66,073,111.03/91,183,478.82 = 45,208,903.24/x
  3. Step 3: Cross multiply
    66,073,111.03x = 91,183,478.82 × 45,208,903.24
  4. Step 4: Simplify right side
    66,073,111.03x = 4,122,305,071,059,969
  5. Step 5: Solve for x
    x = 4,122,305,071,059,969/66,073,111.03
  6. Step 6: Final answer
    x = 62,390,055.60

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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.