Home / 51,542,683.50-77,314,491.81-15,640,891.50

Finding the Fourth Proportional to 51,542,683.50, 77,314,491.81 and 15,640,891.50

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Solution

The fourth proportional to 51,542,683.50, 77,314,491.81 and 15,640,891.50 is: 23,461,478.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,542,683.50 : 77,314,491.81 = 15,640,891.50 : x
  2. Step 2: Convert to fraction form
    51,542,683.50/77,314,491.81 = 15,640,891.50/x
  3. Step 3: Cross multiply
    51,542,683.50x = 77,314,491.81 × 15,640,891.50
  4. Step 4: Simplify right side
    51,542,683.50x = 1,209,267,577,777,848.75
  5. Step 5: Solve for x
    x = 1,209,267,577,777,848.75/51,542,683.50
  6. Step 6: Final answer
    x = 23,461,478.83

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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.