Home / 68,431,448.25-94,412,148.35-39,041,667.45

Finding the Fourth Proportional to 68,431,448.25, 94,412,148.35 and 39,041,667.45

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Solution

The fourth proportional to 68,431,448.25, 94,412,148.35 and 39,041,667.45 is: 53,864,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,431,448.25 : 94,412,148.35 = 39,041,667.45 : x
  2. Step 2: Convert to fraction form
    68,431,448.25/94,412,148.35 = 39,041,667.45/x
  3. Step 3: Cross multiply
    68,431,448.25x = 94,412,148.35 × 39,041,667.45
  4. Step 4: Simplify right side
    68,431,448.25x = 3,686,007,698,925,558
  5. Step 5: Solve for x
    x = 3,686,007,698,925,558/68,431,448.25
  6. Step 6: Final answer
    x = 53,864,236.30

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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.