Home / 18,714,158.10-28,071,237.15-10,652,001.30

Finding the Fourth Proportional to 18,714,158.10, 28,071,237.15 and 10,652,001.30

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Solution

The fourth proportional to 18,714,158.10, 28,071,237.15 and 10,652,001.30 is: 15,978,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,714,158.10 : 28,071,237.15 = 10,652,001.30 : x
  2. Step 2: Convert to fraction form
    18,714,158.10/28,071,237.15 = 10,652,001.30/x
  3. Step 3: Cross multiply
    18,714,158.10x = 28,071,237.15 × 10,652,001.30
  4. Step 4: Simplify right side
    18,714,158.10x = 299,014,854,614,408.31
  5. Step 5: Solve for x
    x = 299,014,854,614,408.31/18,714,158.10
  6. Step 6: Final answer
    x = 15,978,001.95

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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.