Home / 8,254,028.26-12,374,530.86-5,214,988.47

Finding the Fourth Proportional to 8,254,028.26, 12,374,530.86 and 5,214,988.47

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Solution

The fourth proportional to 8,254,028.26, 12,374,530.86 and 5,214,988.47 is: 7,818,368.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254,028.26 : 12,374,530.86 = 5,214,988.47 : x
  2. Step 2: Convert to fraction form
    8,254,028.26/12,374,530.86 = 5,214,988.47/x
  3. Step 3: Cross multiply
    8,254,028.26x = 12,374,530.86 × 5,214,988.47
  4. Step 4: Simplify right side
    8,254,028.26x = 64,533,035,807,850.12
  5. Step 5: Solve for x
    x = 64,533,035,807,850.12/8,254,028.26
  6. Step 6: Final answer
    x = 7,818,368.65

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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.