Home / 10,432,890.60-15,649,149.09-4,283,536.98

Finding the Fourth Proportional to 10,432,890.60, 15,649,149.09 and 4,283,536.98

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Solution

The fourth proportional to 10,432,890.60, 15,649,149.09 and 4,283,536.98 is: 6,425,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432,890.60 : 15,649,149.09 = 4,283,536.98 : x
  2. Step 2: Convert to fraction form
    10,432,890.60/15,649,149.09 = 4,283,536.98/x
  3. Step 3: Cross multiply
    10,432,890.60x = 15,649,149.09 × 4,283,536.98
  4. Step 4: Simplify right side
    10,432,890.60x = 67,033,708,832,548.35
  5. Step 5: Solve for x
    x = 67,033,708,832,548.35/10,432,890.60
  6. Step 6: Final answer
    x = 6,425,228.77

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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.