Home / 13,889,545.04-19,165,754.45-8,009,396.41

Finding the Fourth Proportional to 13,889,545.04, 19,165,754.45 and 8,009,396.41

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Solution

The fourth proportional to 13,889,545.04, 19,165,754.45 and 8,009,396.41 is: 11,051,918.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,889,545.04 : 19,165,754.45 = 8,009,396.41 : x
  2. Step 2: Convert to fraction form
    13,889,545.04/19,165,754.45 = 8,009,396.41/x
  3. Step 3: Cross multiply
    13,889,545.04x = 19,165,754.45 × 8,009,396.41
  4. Step 4: Simplify right side
    13,889,545.04x = 153,506,124,790,942.75
  5. Step 5: Solve for x
    x = 153,506,124,790,942.75/13,889,545.04
  6. Step 6: Final answer
    x = 11,051,918.86

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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.