Home / 14,394,695.61-19,864,131.35-7,868,269.65

Finding the Fourth Proportional to 14,394,695.61, 19,864,131.35 and 7,868,269.65

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Solution

The fourth proportional to 14,394,695.61, 19,864,131.35 and 7,868,269.65 is: 10,857,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394,695.61 : 19,864,131.35 = 7,868,269.65 : x
  2. Step 2: Convert to fraction form
    14,394,695.61/19,864,131.35 = 7,868,269.65/x
  3. Step 3: Cross multiply
    14,394,695.61x = 19,864,131.35 × 7,868,269.65
  4. Step 4: Simplify right side
    14,394,695.61x = 156,296,341,785,477.19
  5. Step 5: Solve for x
    x = 156,296,341,785,477.19/14,394,695.61
  6. Step 6: Final answer
    x = 10,857,912.25

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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.