Home / 14,339,574.05-19,788,362.57-7,813,257.44

Finding the Fourth Proportional to 14,339,574.05, 19,788,362.57 and 7,813,257.44

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Solution

The fourth proportional to 14,339,574.05, 19,788,362.57 and 7,813,257.44 is: 10,782,159.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,574.05 : 19,788,362.57 = 7,813,257.44 : x
  2. Step 2: Convert to fraction form
    14,339,574.05/19,788,362.57 = 7,813,257.44/x
  3. Step 3: Cross multiply
    14,339,574.05x = 19,788,362.57 × 7,813,257.44
  4. Step 4: Simplify right side
    14,339,574.05x = 154,611,570,996,061.34
  5. Step 5: Solve for x
    x = 154,611,570,996,061.34/14,339,574.05
  6. Step 6: Final answer
    x = 10,782,159.25

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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.