Home / 14,344,231.88-19,794,462.58-7,817,720.87

Finding the Fourth Proportional to 14,344,231.88, 19,794,462.58 and 7,817,720.87

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Solution

The fourth proportional to 14,344,231.88, 19,794,462.58 and 7,817,720.87 is: 10,788,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344,231.88 : 19,794,462.58 = 7,817,720.87 : x
  2. Step 2: Convert to fraction form
    14,344,231.88/19,794,462.58 = 7,817,720.87/x
  3. Step 3: Cross multiply
    14,344,231.88x = 19,794,462.58 × 7,817,720.87
  4. Step 4: Simplify right side
    14,344,231.88x = 154,747,583,281,358.34
  5. Step 5: Solve for x
    x = 154,747,583,281,358.34/14,344,231.88
  6. Step 6: Final answer
    x = 10,788,140.11

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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.