Home / 64,374,183.41-89,070,300.70-56,131,422.30

Finding the Fourth Proportional to 64,374,183.41, 89,070,300.70 and 56,131,422.30

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Solution

The fourth proportional to 64,374,183.41, 89,070,300.70 and 56,131,422.30 is: 77,665,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,374,183.41 : 89,070,300.70 = 56,131,422.30 : x
  2. Step 2: Convert to fraction form
    64,374,183.41/89,070,300.70 = 56,131,422.30/x
  3. Step 3: Cross multiply
    64,374,183.41x = 89,070,300.70 × 56,131,422.30
  4. Step 4: Simplify right side
    64,374,183.41x = 4,999,642,662,839,357
  5. Step 5: Solve for x
    x = 4,999,642,662,839,357/64,374,183.41
  6. Step 6: Final answer
    x = 77,665,337.23

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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.