Home / 10,476,015-15,716,386.77-3,190,126.50

Finding the Fourth Proportional to 10,476,015, 15,716,386.77 and 3,190,126.50

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Solution

The fourth proportional to 10,476,015, 15,716,386.77 and 3,190,126.50 is: 4,785,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476,015 : 15,716,386.77 = 3,190,126.50 : x
  2. Step 2: Convert to fraction form
    10,476,015/15,716,386.77 = 3,190,126.50/x
  3. Step 3: Cross multiply
    10,476,015x = 15,716,386.77 × 3,190,126.50
  4. Step 4: Simplify right side
    10,476,015x = 50,137,261,919,226.41
  5. Step 5: Solve for x
    x = 50,137,261,919,226.41/10,476,015
  6. Step 6: Final answer
    x = 4,785,909.71

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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.