Home / 10,746,688.10-16,120,032.15-8,311,244.90

Finding the Fourth Proportional to 10,746,688.10, 16,120,032.15 and 8,311,244.90

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Solution

The fourth proportional to 10,746,688.10, 16,120,032.15 and 8,311,244.90 is: 12,466,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746,688.10 : 16,120,032.15 = 8,311,244.90 : x
  2. Step 2: Convert to fraction form
    10,746,688.10/16,120,032.15 = 8,311,244.90/x
  3. Step 3: Cross multiply
    10,746,688.10x = 16,120,032.15 × 8,311,244.90
  4. Step 4: Simplify right side
    10,746,688.10x = 133,977,534,994,523.55
  5. Step 5: Solve for x
    x = 133,977,534,994,523.55/10,746,688.10
  6. Step 6: Final answer
    x = 12,466,867.35

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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.