Home / 40,320,307.20-60,480,460.80-13,393,963.20

Finding the Fourth Proportional to 40,320,307.20, 60,480,460.80 and 13,393,963.20

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Solution

The fourth proportional to 40,320,307.20, 60,480,460.80 and 13,393,963.20 is: 20,090,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320,307.20 : 60,480,460.80 = 13,393,963.20 : x
  2. Step 2: Convert to fraction form
    40,320,307.20/60,480,460.80 = 13,393,963.20/x
  3. Step 3: Cross multiply
    40,320,307.20x = 60,480,460.80 × 13,393,963.20
  4. Step 4: Simplify right side
    40,320,307.20x = 810,073,066,274,242.50
  5. Step 5: Solve for x
    x = 810,073,066,274,242.50/40,320,307.20
  6. Step 6: Final answer
    x = 20,090,944.80

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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.