Home / 35,113,918.72-52,659,946.32-12,389,491.84

Finding the Fourth Proportional to 35,113,918.72, 52,659,946.32 and 12,389,491.84

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Solution

The fourth proportional to 35,113,918.72, 52,659,946.32 and 12,389,491.84 is: 18,580,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,113,918.72 : 52,659,946.32 = 12,389,491.84 : x
  2. Step 2: Convert to fraction form
    35,113,918.72/52,659,946.32 = 12,389,491.84/x
  3. Step 3: Cross multiply
    35,113,918.72x = 52,659,946.32 × 12,389,491.84
  4. Step 4: Simplify right side
    35,113,918.72x = 652,429,975,226,478
  5. Step 5: Solve for x
    x = 652,429,975,226,478/35,113,918.72
  6. Step 6: Final answer
    x = 18,580,380.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.