Home / 18,788,598.74-25,927,844.65-10,947,622.37

Finding the Fourth Proportional to 18,788,598.74, 25,927,844.65 and 10,947,622.37

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Solution

The fourth proportional to 18,788,598.74, 25,927,844.65 and 10,947,622.37 is: 15,107,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,788,598.74 : 25,927,844.65 = 10,947,622.37 : x
  2. Step 2: Convert to fraction form
    18,788,598.74/25,927,844.65 = 10,947,622.37/x
  3. Step 3: Cross multiply
    18,788,598.74x = 25,927,844.65 × 10,947,622.37
  4. Step 4: Simplify right side
    18,788,598.74x = 283,848,251,939,216.56
  5. Step 5: Solve for x
    x = 283,848,251,939,216.56/18,788,598.74
  6. Step 6: Final answer
    x = 15,107,473.20

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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.