Home / 18,787,407.66-25,926,899.85-10,946,750.22

Finding the Fourth Proportional to 18,787,407.66, 25,926,899.85 and 10,946,750.22

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Solution

The fourth proportional to 18,787,407.66, 25,926,899.85 and 10,946,750.22 is: 15,106,676.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,787,407.66 : 25,926,899.85 = 10,946,750.22 : x
  2. Step 2: Convert to fraction form
    18,787,407.66/25,926,899.85 = 10,946,750.22/x
  3. Step 3: Cross multiply
    18,787,407.66x = 25,926,899.85 × 10,946,750.22
  4. Step 4: Simplify right side
    18,787,407.66x = 283,815,296,636,905.50
  5. Step 5: Solve for x
    x = 283,815,296,636,905.50/18,787,407.66
  6. Step 6: Final answer
    x = 15,106,676.86

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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.