Home / 60,754,764.56-91,137,684.20-19,803,692.57

Finding the Fourth Proportional to 60,754,764.56, 91,137,684.20 and 19,803,692.57

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Solution

The fourth proportional to 60,754,764.56, 91,137,684.20 and 19,803,692.57 is: 29,707,343.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,754,764.56 : 91,137,684.20 = 19,803,692.57 : x
  2. Step 2: Convert to fraction form
    60,754,764.56/91,137,684.20 = 19,803,692.57/x
  3. Step 3: Cross multiply
    60,754,764.56x = 91,137,684.20 × 19,803,692.57
  4. Step 4: Simplify right side
    60,754,764.56x = 1,804,862,678,883,839.50
  5. Step 5: Solve for x
    x = 1,804,862,678,883,839.50/60,754,764.56
  6. Step 6: Final answer
    x = 29,707,343.81

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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.