Home / 52,403,838.88-72,317,584.44-30,390,390.04

Finding the Fourth Proportional to 52,403,838.88, 72,317,584.44 and 30,390,390.04

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Solution

The fourth proportional to 52,403,838.88, 72,317,584.44 and 30,390,390.04 is: 41,938,904.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,403,838.88 : 72,317,584.44 = 30,390,390.04 : x
  2. Step 2: Convert to fraction form
    52,403,838.88/72,317,584.44 = 30,390,390.04/x
  3. Step 3: Cross multiply
    52,403,838.88x = 72,317,584.44 × 30,390,390.04
  4. Step 4: Simplify right side
    52,403,838.88x = 2,197,759,597,882,234.75
  5. Step 5: Solve for x
    x = 2,197,759,597,882,234.75/52,403,838.88
  6. Step 6: Final answer
    x = 41,938,904.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.