Home / 10,878,697.51-15,012,959.48-5,984,295.39

Finding the Fourth Proportional to 10,878,697.51, 15,012,959.48 and 5,984,295.39

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Solution

The fourth proportional to 10,878,697.51, 15,012,959.48 and 5,984,295.39 is: 8,258,523.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,878,697.51 : 15,012,959.48 = 5,984,295.39 : x
  2. Step 2: Convert to fraction form
    10,878,697.51/15,012,959.48 = 5,984,295.39/x
  3. Step 3: Cross multiply
    10,878,697.51x = 15,012,959.48 × 5,984,295.39
  4. Step 4: Simplify right side
    10,878,697.51x = 89,841,984,198,940.42
  5. Step 5: Solve for x
    x = 89,841,984,198,940.42/10,878,697.51
  6. Step 6: Final answer
    x = 8,258,523.98

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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.