Home / 21,800,493.13-32,699,652.69-8,152,636.15

Finding the Fourth Proportional to 21,800,493.13, 32,699,652.69 and 8,152,636.15

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Solution

The fourth proportional to 21,800,493.13, 32,699,652.69 and 8,152,636.15 is: 12,228,547.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,800,493.13 : 32,699,652.69 = 8,152,636.15 : x
  2. Step 2: Convert to fraction form
    21,800,493.13/32,699,652.69 = 8,152,636.15/x
  3. Step 3: Cross multiply
    21,800,493.13x = 32,699,652.69 × 8,152,636.15
  4. Step 4: Simplify right side
    21,800,493.13x = 266,588,370,612,938.78
  5. Step 5: Solve for x
    x = 266,588,370,612,938.78/21,800,493.13
  6. Step 6: Final answer
    x = 12,228,547.72

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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.