Home / 14,295,868.34-19,728,450.68-7,769,498.14

Finding the Fourth Proportional to 14,295,868.34, 19,728,450.68 and 7,769,498.14

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Solution

The fourth proportional to 14,295,868.34, 19,728,450.68 and 7,769,498.14 is: 10,721,990.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295,868.34 : 19,728,450.68 = 7,769,498.14 : x
  2. Step 2: Convert to fraction form
    14,295,868.34/19,728,450.68 = 7,769,498.14/x
  3. Step 3: Cross multiply
    14,295,868.34x = 19,728,450.68 × 7,769,498.14
  4. Step 4: Simplify right side
    14,295,868.34x = 153,280,160,863,341.72
  5. Step 5: Solve for x
    x = 153,280,160,863,341.72/14,295,868.34
  6. Step 6: Final answer
    x = 10,721,990.24

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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.