Home / 50,371,312.65-75,430,997.78-40,293,616.65

Finding the Fourth Proportional to 50,371,312.65, 75,430,997.78 and 40,293,616.65

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Solution

The fourth proportional to 50,371,312.65, 75,430,997.78 and 40,293,616.65 is: 60,339,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,371,312.65 : 75,430,997.78 = 40,293,616.65 : x
  2. Step 2: Convert to fraction form
    50,371,312.65/75,430,997.78 = 40,293,616.65/x
  3. Step 3: Cross multiply
    50,371,312.65x = 75,430,997.78 × 40,293,616.65
  4. Step 4: Simplify right side
    50,371,312.65x = 3,039,387,707,872,853
  5. Step 5: Solve for x
    x = 3,039,387,707,872,853/50,371,312.65
  6. Step 6: Final answer
    x = 60,339,656.60

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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.