Home / 61,134,444.70-91,701,667.05-40,727,110.30

Finding the Fourth Proportional to 61,134,444.70, 91,701,667.05 and 40,727,110.30

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Solution

The fourth proportional to 61,134,444.70, 91,701,667.05 and 40,727,110.30 is: 61,090,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,134,444.70 : 91,701,667.05 = 40,727,110.30 : x
  2. Step 2: Convert to fraction form
    61,134,444.70/91,701,667.05 = 40,727,110.30/x
  3. Step 3: Cross multiply
    61,134,444.70x = 91,701,667.05 × 40,727,110.30
  4. Step 4: Simplify right side
    61,134,444.70x = 3,734,743,908,639,225
  5. Step 5: Solve for x
    x = 3,734,743,908,639,225/61,134,444.70
  6. Step 6: Final answer
    x = 61,090,665.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.