Home / 18,722,497.40-28,083,746.10-16,632,308.60

Finding the Fourth Proportional to 18,722,497.40, 28,083,746.10 and 16,632,308.60

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Solution

The fourth proportional to 18,722,497.40, 28,083,746.10 and 16,632,308.60 is: 24,948,462.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722,497.40 : 28,083,746.10 = 16,632,308.60 : x
  2. Step 2: Convert to fraction form
    18,722,497.40/28,083,746.10 = 16,632,308.60/x
  3. Step 3: Cross multiply
    18,722,497.40x = 28,083,746.10 × 16,632,308.60
  4. Step 4: Simplify right side
    18,722,497.40x = 467,097,531,779,246.50
  5. Step 5: Solve for x
    x = 467,097,531,779,246.50/18,722,497.40
  6. Step 6: Final answer
    x = 24,948,462.90

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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.