Home / 50,371,362.40-75,431,072.40-40,293,666.40

Finding the Fourth Proportional to 50,371,362.40, 75,431,072.40 and 40,293,666.40

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Solution

The fourth proportional to 50,371,362.40, 75,431,072.40 and 40,293,666.40 is: 60,339,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,371,362.40 : 75,431,072.40 = 40,293,666.40 : x
  2. Step 2: Convert to fraction form
    50,371,362.40/75,431,072.40 = 40,293,666.40/x
  3. Step 3: Cross multiply
    50,371,362.40x = 75,431,072.40 × 40,293,666.40
  4. Step 4: Simplify right side
    50,371,362.40x = 3,039,394,467,479,847.50
  5. Step 5: Solve for x
    x = 3,039,394,467,479,847.50/50,371,362.40
  6. Step 6: Final answer
    x = 60,339,731.20

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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.