Home / 18,377,465.52-25,360,438.87-10,117,445.37

Finding the Fourth Proportional to 18,377,465.52, 25,360,438.87 and 10,117,445.37

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Solution

The fourth proportional to 18,377,465.52, 25,360,438.87 and 10,117,445.37 is: 13,961,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377,465.52 : 25,360,438.87 = 10,117,445.37 : x
  2. Step 2: Convert to fraction form
    18,377,465.52/25,360,438.87 = 10,117,445.37/x
  3. Step 3: Cross multiply
    18,377,465.52x = 25,360,438.87 × 10,117,445.37
  4. Step 4: Simplify right side
    18,377,465.52x = 256,582,854,743,994.72
  5. Step 5: Solve for x
    x = 256,582,854,743,994.72/18,377,465.52
  6. Step 6: Final answer
    x = 13,961,819.40

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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.