Home / 60,908,158.88-91,325,742.12-19,391,092.64

Finding the Fourth Proportional to 60,908,158.88, 91,325,742.12 and 19,391,092.64

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Solution

The fourth proportional to 60,908,158.88, 91,325,742.12 and 19,391,092.64 is: 29,075,019.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,908,158.88 : 91,325,742.12 = 19,391,092.64 : x
  2. Step 2: Convert to fraction form
    60,908,158.88/91,325,742.12 = 19,391,092.64/x
  3. Step 3: Cross multiply
    60,908,158.88x = 91,325,742.12 × 19,391,092.64
  4. Step 4: Simplify right side
    60,908,158.88x = 1,770,905,925,865,670.25
  5. Step 5: Solve for x
    x = 1,770,905,925,865,670.25/60,908,158.88
  6. Step 6: Final answer
    x = 29,075,019.81

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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.