Home / 5,630,347.85-7,769,821.80-3,149,536.25

Finding the Fourth Proportional to 5,630,347.85, 7,769,821.80 and 3,149,536.25

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Solution

The fourth proportional to 5,630,347.85, 7,769,821.80 and 3,149,536.25 is: 4,346,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630,347.85 : 7,769,821.80 = 3,149,536.25 : x
  2. Step 2: Convert to fraction form
    5,630,347.85/7,769,821.80 = 3,149,536.25/x
  3. Step 3: Cross multiply
    5,630,347.85x = 7,769,821.80 × 3,149,536.25
  4. Step 4: Simplify right side
    5,630,347.85x = 24,471,335,402,670.32
  5. Step 5: Solve for x
    x = 24,471,335,402,670.32/5,630,347.85
  6. Step 6: Final answer
    x = 4,346,327.45

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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.