Home / 5,781,125.70-8,671,688.55-3,387,672.90

Finding the Fourth Proportional to 5,781,125.70, 8,671,688.55 and 3,387,672.90

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Solution

The fourth proportional to 5,781,125.70, 8,671,688.55 and 3,387,672.90 is: 5,081,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,125.70 : 8,671,688.55 = 3,387,672.90 : x
  2. Step 2: Convert to fraction form
    5,781,125.70/8,671,688.55 = 3,387,672.90/x
  3. Step 3: Cross multiply
    5,781,125.70x = 8,671,688.55 × 3,387,672.90
  4. Step 4: Simplify right side
    5,781,125.70x = 29,376,844,298,075.30
  5. Step 5: Solve for x
    x = 29,376,844,298,075.30/5,781,125.70
  6. Step 6: Final answer
    x = 5,081,509.35

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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.