Home / 10,315,415.80-14,234,649.78-5,731,580.44

Finding the Fourth Proportional to 10,315,415.80, 14,234,649.78 and 5,731,580.44

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Solution

The fourth proportional to 10,315,415.80, 14,234,649.78 and 5,731,580.44 is: 7,909,234.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315,415.80 : 14,234,649.78 = 5,731,580.44 : x
  2. Step 2: Convert to fraction form
    10,315,415.80/14,234,649.78 = 5,731,580.44/x
  3. Step 3: Cross multiply
    10,315,415.80x = 14,234,649.78 × 5,731,580.44
  4. Step 4: Simplify right side
    10,315,415.80x = 81,587,040,249,298.31
  5. Step 5: Solve for x
    x = 81,587,040,249,298.31/10,315,415.80
  6. Step 6: Final answer
    x = 7,909,234.28

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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.