Home / 18,377,493.93-25,360,478.10-10,117,473.75

Finding the Fourth Proportional to 18,377,493.93, 25,360,478.10 and 10,117,473.75

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Solution

The fourth proportional to 18,377,493.93, 25,360,478.10 and 10,117,473.75 is: 13,961,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377,493.93 : 25,360,478.10 = 10,117,473.75 : x
  2. Step 2: Convert to fraction form
    18,377,493.93/25,360,478.10 = 10,117,473.75/x
  3. Step 3: Cross multiply
    18,377,493.93x = 25,360,478.10 × 10,117,473.75
  4. Step 4: Simplify right side
    18,377,493.93x = 256,583,971,464,199.88
  5. Step 5: Solve for x
    x = 256,583,971,464,199.88/18,377,493.93
  6. Step 6: Final answer
    x = 13,961,858.59

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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.