Home / 8,672,461.87-13,003,650.35-3,281,528.74

Finding the Fourth Proportional to 8,672,461.87, 13,003,650.35 and 3,281,528.74

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Solution

The fourth proportional to 8,672,461.87, 13,003,650.35 and 3,281,528.74 is: 4,920,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,461.87 : 13,003,650.35 = 3,281,528.74 : x
  2. Step 2: Convert to fraction form
    8,672,461.87/13,003,650.35 = 3,281,528.74/x
  3. Step 3: Cross multiply
    8,672,461.87x = 13,003,650.35 × 3,281,528.74
  4. Step 4: Simplify right side
    8,672,461.87x = 42,671,852,311,825.02
  5. Step 5: Solve for x
    x = 42,671,852,311,825.02/8,672,461.87
  6. Step 6: Final answer
    x = 4,920,385.12

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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.