Home / 72,074,952.73-99,463,403.35-39,035,203.39

Finding the Fourth Proportional to 72,074,952.73, 99,463,403.35 and 39,035,203.39

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Solution

The fourth proportional to 72,074,952.73, 99,463,403.35 and 39,035,203.39 is: 53,868,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,074,952.73 : 99,463,403.35 = 39,035,203.39 : x
  2. Step 2: Convert to fraction form
    72,074,952.73/99,463,403.35 = 39,035,203.39/x
  3. Step 3: Cross multiply
    72,074,952.73x = 99,463,403.35 × 39,035,203.39
  4. Step 4: Simplify right side
    72,074,952.73x = 3,882,574,179,628,857
  5. Step 5: Solve for x
    x = 3,882,574,179,628,857/72,074,952.73
  6. Step 6: Final answer
    x = 53,868,563.66

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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.