Home / 57,245,750.40-85,839,076.80-16,850,985.60

Finding the Fourth Proportional to 57,245,750.40, 85,839,076.80 and 16,850,985.60

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Solution

The fourth proportional to 57,245,750.40, 85,839,076.80 and 16,850,985.60 is: 25,267,780.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,245,750.40 : 85,839,076.80 = 16,850,985.60 : x
  2. Step 2: Convert to fraction form
    57,245,750.40/85,839,076.80 = 16,850,985.60/x
  3. Step 3: Cross multiply
    57,245,750.40x = 85,839,076.80 × 16,850,985.60
  4. Step 4: Simplify right side
    57,245,750.40x = 1,446,473,047,074,094.25
  5. Step 5: Solve for x
    x = 1,446,473,047,074,094.25/57,245,750.40
  6. Step 6: Final answer
    x = 25,267,780.35

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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.