Home / 13,182,234.40-19,748,468.40-6,770,663.20

Finding the Fourth Proportional to 13,182,234.40, 19,748,468.40 and 6,770,663.20

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Solution

The fourth proportional to 13,182,234.40, 19,748,468.40 and 6,770,663.20 is: 10,143,214.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182,234.40 : 19,748,468.40 = 6,770,663.20 : x
  2. Step 2: Convert to fraction form
    13,182,234.40/19,748,468.40 = 6,770,663.20/x
  3. Step 3: Cross multiply
    13,182,234.40x = 19,748,468.40 × 6,770,663.20
  4. Step 4: Simplify right side
    13,182,234.40x = 133,710,228,252,242.88
  5. Step 5: Solve for x
    x = 133,710,228,252,242.88/13,182,234.40
  6. Step 6: Final answer
    x = 10,143,214.28

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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.