Home / 10,851,699.90-16,277,549.85-8,340,032.70

Finding the Fourth Proportional to 10,851,699.90, 16,277,549.85 and 8,340,032.70

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Solution

The fourth proportional to 10,851,699.90, 16,277,549.85 and 8,340,032.70 is: 12,510,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851,699.90 : 16,277,549.85 = 8,340,032.70 : x
  2. Step 2: Convert to fraction form
    10,851,699.90/16,277,549.85 = 8,340,032.70/x
  3. Step 3: Cross multiply
    10,851,699.90x = 16,277,549.85 × 8,340,032.70
  4. Step 4: Simplify right side
    10,851,699.90x = 135,755,298,024,880.09
  5. Step 5: Solve for x
    x = 135,755,298,024,880.09/10,851,699.90
  6. Step 6: Final answer
    x = 12,510,049.05

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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.