Home / 6,343,457.81-8,753,980.43-3,442,848.72

Finding the Fourth Proportional to 6,343,457.81, 8,753,980.43 and 3,442,848.72

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Solution

The fourth proportional to 6,343,457.81, 8,753,980.43 and 3,442,848.72 is: 4,751,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,457.81 : 8,753,980.43 = 3,442,848.72 : x
  2. Step 2: Convert to fraction form
    6,343,457.81/8,753,980.43 = 3,442,848.72/x
  3. Step 3: Cross multiply
    6,343,457.81x = 8,753,980.43 × 3,442,848.72
  4. Step 4: Simplify right side
    6,343,457.81x = 30,138,630,343,351.38
  5. Step 5: Solve for x
    x = 30,138,630,343,351.38/6,343,457.81
  6. Step 6: Final answer
    x = 4,751,135.93

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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.