Home / 18,814,402.71-25,958,056.95-10,968,361.20

Finding the Fourth Proportional to 18,814,402.71, 25,958,056.95 and 10,968,361.20

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Solution

The fourth proportional to 18,814,402.71, 25,958,056.95 and 10,968,361.20 is: 15,132,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814,402.71 : 25,958,056.95 = 10,968,361.20 : x
  2. Step 2: Convert to fraction form
    18,814,402.71/25,958,056.95 = 10,968,361.20/x
  3. Step 3: Cross multiply
    18,814,402.71x = 25,958,056.95 × 10,968,361.20
  4. Step 4: Simplify right side
    18,814,402.71x = 284,717,344,677,770.31
  5. Step 5: Solve for x
    x = 284,717,344,677,770.31/18,814,402.71
  6. Step 6: Final answer
    x = 15,132,946.24

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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.