Home / 53,669,216.40-80,503,824.60-13,279,700.40

Finding the Fourth Proportional to 53,669,216.40, 80,503,824.60 and 13,279,700.40

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Solution

The fourth proportional to 53,669,216.40, 80,503,824.60 and 13,279,700.40 is: 19,919,550.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,669,216.40 : 80,503,824.60 = 13,279,700.40 : x
  2. Step 2: Convert to fraction form
    53,669,216.40/80,503,824.60 = 13,279,700.40/x
  3. Step 3: Cross multiply
    53,669,216.40x = 80,503,824.60 × 13,279,700.40
  4. Step 4: Simplify right side
    53,669,216.40x = 1,069,066,671,742,149.75
  5. Step 5: Solve for x
    x = 1,069,066,671,742,149.75/53,669,216.40
  6. Step 6: Final answer
    x = 19,919,550.60

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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.