Home / 10,602,491.80-15,910,298.70-4,212,077.80

Finding the Fourth Proportional to 10,602,491.80, 15,910,298.70 and 4,212,077.80

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Solution

The fourth proportional to 10,602,491.80, 15,910,298.70 and 4,212,077.80 is: 6,320,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602,491.80 : 15,910,298.70 = 4,212,077.80 : x
  2. Step 2: Convert to fraction form
    10,602,491.80/15,910,298.70 = 4,212,077.80/x
  3. Step 3: Cross multiply
    10,602,491.80x = 15,910,298.70 × 4,212,077.80
  4. Step 4: Simplify right side
    10,602,491.80x = 67,015,415,945,638.85
  5. Step 5: Solve for x
    x = 67,015,415,945,638.85/10,602,491.80
  6. Step 6: Final answer
    x = 6,320,723.20

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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.