Home / 10,501,376.52-15,748,421.49-3,677,799.21

Finding the Fourth Proportional to 10,501,376.52, 15,748,421.49 and 3,677,799.21

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Solution

The fourth proportional to 10,501,376.52, 15,748,421.49 and 3,677,799.21 is: 5,515,422.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,376.52 : 15,748,421.49 = 3,677,799.21 : x
  2. Step 2: Convert to fraction form
    10,501,376.52/15,748,421.49 = 3,677,799.21/x
  3. Step 3: Cross multiply
    10,501,376.52x = 15,748,421.49 × 3,677,799.21
  4. Step 4: Simplify right side
    10,501,376.52x = 57,919,532,114,669.02
  5. Step 5: Solve for x
    x = 57,919,532,114,669.02/10,501,376.52
  6. Step 6: Final answer
    x = 5,515,422.86

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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.