Home / 57,754,387.76-79,671,241.08-39,163,240.24

Finding the Fourth Proportional to 57,754,387.76, 79,671,241.08 and 39,163,240.24

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Solution

The fourth proportional to 57,754,387.76, 79,671,241.08 and 39,163,240.24 is: 54,025,054.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,754,387.76 : 79,671,241.08 = 39,163,240.24 : x
  2. Step 2: Convert to fraction form
    57,754,387.76/79,671,241.08 = 39,163,240.24/x
  3. Step 3: Cross multiply
    57,754,387.76x = 79,671,241.08 × 39,163,240.24
  4. Step 4: Simplify right side
    57,754,387.76x = 3,120,183,954,634,997
  5. Step 5: Solve for x
    x = 3,120,183,954,634,997/57,754,387.76
  6. Step 6: Final answer
    x = 54,025,054.64

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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.