Home / 7,900,875.06-11,856,294.48-3,107,941.44

Finding the Fourth Proportional to 7,900,875.06, 11,856,294.48 and 3,107,941.44

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Solution

The fourth proportional to 7,900,875.06, 11,856,294.48 and 3,107,941.44 is: 4,663,871.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,875.06 : 11,856,294.48 = 3,107,941.44 : x
  2. Step 2: Convert to fraction form
    7,900,875.06/11,856,294.48 = 3,107,941.44/x
  3. Step 3: Cross multiply
    7,900,875.06x = 11,856,294.48 × 3,107,941.44
  4. Step 4: Simplify right side
    7,900,875.06x = 36,848,668,939,235.25
  5. Step 5: Solve for x
    x = 36,848,668,939,235.25/7,900,875.06
  6. Step 6: Final answer
    x = 4,663,871.87

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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.