Home / 34,992,040.40-52,488,060.60-12,269,985.20

Finding the Fourth Proportional to 34,992,040.40, 52,488,060.60 and 12,269,985.20

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Solution

The fourth proportional to 34,992,040.40, 52,488,060.60 and 12,269,985.20 is: 18,404,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,992,040.40 : 52,488,060.60 = 12,269,985.20 : x
  2. Step 2: Convert to fraction form
    34,992,040.40/52,488,060.60 = 12,269,985.20/x
  3. Step 3: Cross multiply
    34,992,040.40x = 52,488,060.60 × 12,269,985.20
  4. Step 4: Simplify right side
    34,992,040.40x = 644,027,726,738,703.12
  5. Step 5: Solve for x
    x = 644,027,726,738,703.12/34,992,040.40
  6. Step 6: Final answer
    x = 18,404,977.80

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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.