Home / 11,628,453.78-16,038,161.73-7,555,396.50

Finding the Fourth Proportional to 11,628,453.78, 16,038,161.73 and 7,555,396.50

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Solution

The fourth proportional to 11,628,453.78, 16,038,161.73 and 7,555,396.50 is: 10,420,531.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628,453.78 : 16,038,161.73 = 7,555,396.50 : x
  2. Step 2: Convert to fraction form
    11,628,453.78/16,038,161.73 = 7,555,396.50/x
  3. Step 3: Cross multiply
    11,628,453.78x = 16,038,161.73 × 7,555,396.50
  4. Step 4: Simplify right side
    11,628,453.78x = 121,174,671,001,275.95
  5. Step 5: Solve for x
    x = 121,174,671,001,275.95/11,628,453.78
  6. Step 6: Final answer
    x = 10,420,531.68

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1.5x scale

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.