Home / 6,343,460.47-8,753,984.11-3,442,851.38

Finding the Fourth Proportional to 6,343,460.47, 8,753,984.11 and 3,442,851.38

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Solution

The fourth proportional to 6,343,460.47, 8,753,984.11 and 3,442,851.38 is: 4,751,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,460.47 : 8,753,984.11 = 3,442,851.38 : x
  2. Step 2: Convert to fraction form
    6,343,460.47/8,753,984.11 = 3,442,851.38/x
  3. Step 3: Cross multiply
    6,343,460.47x = 8,753,984.11 × 3,442,851.38
  4. Step 4: Simplify right side
    6,343,460.47x = 30,138,666,225,721.66
  5. Step 5: Solve for x
    x = 30,138,666,225,721.66/6,343,460.47
  6. Step 6: Final answer
    x = 4,751,139.60

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1.5x scale

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.