Home / 20,063,951.11-27,688,415.16-10,896,659.47

Finding the Fourth Proportional to 20,063,951.11, 27,688,415.16 and 10,896,659.47

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Solution

The fourth proportional to 20,063,951.11, 27,688,415.16 and 10,896,659.47 is: 15,037,478.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063,951.11 : 27,688,415.16 = 10,896,659.47 : x
  2. Step 2: Convert to fraction form
    20,063,951.11/27,688,415.16 = 10,896,659.47/x
  3. Step 3: Cross multiply
    20,063,951.11x = 27,688,415.16 × 10,896,659.47
  4. Step 4: Simplify right side
    20,063,951.11x = 301,711,231,262,505.56
  5. Step 5: Solve for x
    x = 301,711,231,262,505.56/20,063,951.11
  6. Step 6: Final answer
    x = 15,037,478.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.