Home / 12,567,862.40-18,853,270.02-4,481,987.58

Finding the Fourth Proportional to 12,567,862.40, 18,853,270.02 and 4,481,987.58

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Solution

The fourth proportional to 12,567,862.40, 18,853,270.02 and 4,481,987.58 is: 6,723,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,862.40 : 18,853,270.02 = 4,481,987.58 : x
  2. Step 2: Convert to fraction form
    12,567,862.40/18,853,270.02 = 4,481,987.58/x
  3. Step 3: Cross multiply
    12,567,862.40x = 18,853,270.02 × 4,481,987.58
  4. Step 4: Simplify right side
    12,567,862.40x = 84,500,122,072,026.34
  5. Step 5: Solve for x
    x = 84,500,122,072,026.34/12,567,862.40
  6. Step 6: Final answer
    x = 6,723,507.90

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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.