Home / 10,572,030.36-15,859,196.82-3,381,874.20

Finding the Fourth Proportional to 10,572,030.36, 15,859,196.82 and 3,381,874.20

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Solution

The fourth proportional to 10,572,030.36, 15,859,196.82 and 3,381,874.20 is: 5,073,179.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572,030.36 : 15,859,196.82 = 3,381,874.20 : x
  2. Step 2: Convert to fraction form
    10,572,030.36/15,859,196.82 = 3,381,874.20/x
  3. Step 3: Cross multiply
    10,572,030.36x = 15,859,196.82 × 3,381,874.20
  4. Step 4: Simplify right side
    10,572,030.36x = 53,633,808,558,280.05
  5. Step 5: Solve for x
    x = 53,633,808,558,280.05/10,572,030.36
  6. Step 6: Final answer
    x = 5,073,179.58

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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.