Home / 53,146,253.22-79,719,380.76-12,756,737.22

Finding the Fourth Proportional to 53,146,253.22, 79,719,380.76 and 12,756,737.22

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Solution

The fourth proportional to 53,146,253.22, 79,719,380.76 and 12,756,737.22 is: 19,135,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146,253.22 : 79,719,380.76 = 12,756,737.22 : x
  2. Step 2: Convert to fraction form
    53,146,253.22/79,719,380.76 = 12,756,737.22/x
  3. Step 3: Cross multiply
    53,146,253.22x = 79,719,380.76 × 12,756,737.22
  4. Step 4: Simplify right side
    53,146,253.22x = 1,016,959,191,696,444
  5. Step 5: Solve for x
    x = 1,016,959,191,696,444/53,146,253.22
  6. Step 6: Final answer
    x = 19,135,106.05

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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.