Home / 28,444,900.99-39,254,031.60-15,392,299.97

Finding the Fourth Proportional to 28,444,900.99, 39,254,031.60 and 15,392,299.97

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Solution

The fourth proportional to 28,444,900.99, 39,254,031.60 and 15,392,299.97 is: 21,241,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444,900.99 : 39,254,031.60 = 15,392,299.97 : x
  2. Step 2: Convert to fraction form
    28,444,900.99/39,254,031.60 = 15,392,299.97/x
  3. Step 3: Cross multiply
    28,444,900.99x = 39,254,031.60 × 15,392,299.97
  4. Step 4: Simplify right side
    28,444,900.99x = 604,209,829,222,788.88
  5. Step 5: Solve for x
    x = 604,209,829,222,788.88/28,444,900.99
  6. Step 6: Final answer
    x = 21,241,410.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.