Home / 52,587,302.78-79,239,901.25-43,212,683.54

Finding the Fourth Proportional to 52,587,302.78, 79,239,901.25 and 43,212,683.54

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Solution

The fourth proportional to 52,587,302.78, 79,239,901.25 and 43,212,683.54 is: 65,113,983.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,587,302.78 : 79,239,901.25 = 43,212,683.54 : x
  2. Step 2: Convert to fraction form
    52,587,302.78/79,239,901.25 = 43,212,683.54/x
  3. Step 3: Cross multiply
    52,587,302.78x = 79,239,901.25 × 43,212,683.54
  4. Step 4: Simplify right side
    52,587,302.78x = 3,424,168,775,844,837.50
  5. Step 5: Solve for x
    x = 3,424,168,775,844,837.50/52,587,302.78
  6. Step 6: Final answer
    x = 65,113,983.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.