Home / 11,078,762.85-15,291,243.71-6,496,560.45

Finding the Fourth Proportional to 11,078,762.85, 15,291,243.71 and 6,496,560.45

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Solution

The fourth proportional to 11,078,762.85, 15,291,243.71 and 6,496,560.45 is: 8,966,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,762.85 : 15,291,243.71 = 6,496,560.45 : x
  2. Step 2: Convert to fraction form
    11,078,762.85/15,291,243.71 = 6,496,560.45/x
  3. Step 3: Cross multiply
    11,078,762.85x = 15,291,243.71 × 6,496,560.45
  4. Step 4: Simplify right side
    11,078,762.85x = 99,340,489,085,214.47
  5. Step 5: Solve for x
    x = 99,340,489,085,214.47/11,078,762.85
  6. Step 6: Final answer
    x = 8,966,749.30

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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.