Home / 20,068,947.61-27,695,907.54-11,248,560.46

Finding the Fourth Proportional to 20,068,947.61, 27,695,907.54 and 11,248,560.46

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Solution

The fourth proportional to 20,068,947.61, 27,695,907.54 and 11,248,560.46 is: 15,523,439.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068,947.61 : 27,695,907.54 = 11,248,560.46 : x
  2. Step 2: Convert to fraction form
    20,068,947.61/27,695,907.54 = 11,248,560.46/x
  3. Step 3: Cross multiply
    20,068,947.61x = 27,695,907.54 × 11,248,560.46
  4. Step 4: Simplify right side
    20,068,947.61x = 311,539,090,458,259.88
  5. Step 5: Solve for x
    x = 311,539,090,458,259.88/20,068,947.61
  6. Step 6: Final answer
    x = 15,523,439.32

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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.