Home / 50,371,986.40-75,432,008.40-40,294,290.40

Finding the Fourth Proportional to 50,371,986.40, 75,432,008.40 and 40,294,290.40

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Solution

The fourth proportional to 50,371,986.40, 75,432,008.40 and 40,294,290.40 is: 60,340,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,371,986.40 : 75,432,008.40 = 40,294,290.40 : x
  2. Step 2: Convert to fraction form
    50,371,986.40/75,432,008.40 = 40,294,290.40/x
  3. Step 3: Cross multiply
    50,371,986.40x = 75,432,008.40 × 40,294,290.40
  4. Step 4: Simplify right side
    50,371,986.40x = 3,039,479,251,924,839.50
  5. Step 5: Solve for x
    x = 3,039,479,251,924,839.50/50,371,986.40
  6. Step 6: Final answer
    x = 60,340,666.89

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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.