Home / 63,436,049.94-87,559,993.78-38,314,168.86

Finding the Fourth Proportional to 63,436,049.94, 87,559,993.78 and 38,314,168.86

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Solution

The fourth proportional to 63,436,049.94, 87,559,993.78 and 38,314,168.86 is: 52,884,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,436,049.94 : 87,559,993.78 = 38,314,168.86 : x
  2. Step 2: Convert to fraction form
    63,436,049.94/87,559,993.78 = 38,314,168.86/x
  3. Step 3: Cross multiply
    63,436,049.94x = 87,559,993.78 × 38,314,168.86
  4. Step 4: Simplify right side
    63,436,049.94x = 3,354,788,386,561,291
  5. Step 5: Solve for x
    x = 3,354,788,386,561,291/63,436,049.94
  6. Step 6: Final answer
    x = 52,884,572.57

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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.