Home / 53,146,232.02-79,719,348.94-12,756,716.02

Finding the Fourth Proportional to 53,146,232.02, 79,719,348.94 and 12,756,716.02

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Solution

The fourth proportional to 53,146,232.02, 79,719,348.94 and 12,756,716.02 is: 19,135,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146,232.02 : 79,719,348.94 = 12,756,716.02 : x
  2. Step 2: Convert to fraction form
    53,146,232.02/79,719,348.94 = 12,756,716.02/x
  3. Step 3: Cross multiply
    53,146,232.02x = 79,719,348.94 × 12,756,716.02
  4. Step 4: Simplify right side
    53,146,232.02x = 1,016,957,095,866,381.88
  5. Step 5: Solve for x
    x = 1,016,957,095,866,381.88/53,146,232.02
  6. Step 6: Final answer
    x = 19,135,074.25

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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.