Home / 47,771,975.57-71,566,673.40-40,040,381.08

Finding the Fourth Proportional to 47,771,975.57, 71,566,673.40 and 40,040,381.08

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Solution

The fourth proportional to 47,771,975.57, 71,566,673.40 and 40,040,381.08 is: 59,984,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,771,975.57 : 71,566,673.40 = 40,040,381.08 : x
  2. Step 2: Convert to fraction form
    47,771,975.57/71,566,673.40 = 40,040,381.08/x
  3. Step 3: Cross multiply
    47,771,975.57x = 71,566,673.40 × 40,040,381.08
  4. Step 4: Simplify right side
    47,771,975.57x = 2,865,556,875,206,066.50
  5. Step 5: Solve for x
    x = 2,865,556,875,206,066.50/47,771,975.57
  6. Step 6: Final answer
    x = 59,984,056.36

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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.