Home / 6,139,390.30-9,215,472.75-4,521,985.34

Finding the Fourth Proportional to 6,139,390.30, 9,215,472.75 and 4,521,985.34

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Solution

The fourth proportional to 6,139,390.30, 9,215,472.75 and 4,521,985.34 is: 6,787,682.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,390.30 : 9,215,472.75 = 4,521,985.34 : x
  2. Step 2: Convert to fraction form
    6,139,390.30/9,215,472.75 = 4,521,985.34/x
  3. Step 3: Cross multiply
    6,139,390.30x = 9,215,472.75 × 4,521,985.34
  4. Step 4: Simplify right side
    6,139,390.30x = 41,672,232,630,592.12
  5. Step 5: Solve for x
    x = 41,672,232,630,592.12/6,139,390.30
  6. Step 6: Final answer
    x = 6,787,682.59

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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.