Home / 20,232,053.72-30,344,756.73-8,714,442.58

Finding the Fourth Proportional to 20,232,053.72, 30,344,756.73 and 8,714,442.58

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Solution

The fourth proportional to 20,232,053.72, 30,344,756.73 and 8,714,442.58 is: 13,070,232.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,053.72 : 30,344,756.73 = 8,714,442.58 : x
  2. Step 2: Convert to fraction form
    20,232,053.72/30,344,756.73 = 8,714,442.58/x
  3. Step 3: Cross multiply
    20,232,053.72x = 30,344,756.73 × 8,714,442.58
  4. Step 4: Simplify right side
    20,232,053.72x = 264,437,640,127,653.56
  5. Step 5: Solve for x
    x = 264,437,640,127,653.56/20,232,053.72
  6. Step 6: Final answer
    x = 13,070,232.21

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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.