Home / 18,276,944.13-25,221,317.63-10,938,820.41

Finding the Fourth Proportional to 18,276,944.13, 25,221,317.63 and 10,938,820.41

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Solution

The fourth proportional to 18,276,944.13, 25,221,317.63 and 10,938,820.41 is: 15,095,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276,944.13 : 25,221,317.63 = 10,938,820.41 : x
  2. Step 2: Convert to fraction form
    18,276,944.13/25,221,317.63 = 10,938,820.41/x
  3. Step 3: Cross multiply
    18,276,944.13x = 25,221,317.63 × 10,938,820.41
  4. Step 4: Simplify right side
    18,276,944.13x = 275,891,464,003,442.72
  5. Step 5: Solve for x
    x = 275,891,464,003,442.72/18,276,944.13
  6. Step 6: Final answer
    x = 15,095,054.30

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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.