Home / 10,206,453.27-15,307,261.37-2,919,688.36

Finding the Fourth Proportional to 10,206,453.27, 15,307,261.37 and 2,919,688.36

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Solution

The fourth proportional to 10,206,453.27, 15,307,261.37 and 2,919,688.36 is: 4,378,840.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206,453.27 : 15,307,261.37 = 2,919,688.36 : x
  2. Step 2: Convert to fraction form
    10,206,453.27/15,307,261.37 = 2,919,688.36/x
  3. Step 3: Cross multiply
    10,206,453.27x = 15,307,261.37 × 2,919,688.36
  4. Step 4: Simplify right side
    10,206,453.27x = 44,692,432,830,868.21
  5. Step 5: Solve for x
    x = 44,692,432,830,868.21/10,206,453.27
  6. Step 6: Final answer
    x = 4,378,840.68

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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.