Home / 14,329,200-19,774,297.31-7,802,827.50

Finding the Fourth Proportional to 14,329,200, 19,774,297.31 and 7,802,827.50

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Solution

The fourth proportional to 14,329,200, 19,774,297.31 and 7,802,827.50 is: 10,767,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329,200 : 19,774,297.31 = 7,802,827.50 : x
  2. Step 2: Convert to fraction form
    14,329,200/19,774,297.31 = 7,802,827.50/x
  3. Step 3: Cross multiply
    14,329,200x = 19,774,297.31 × 7,802,827.50
  4. Step 4: Simplify right side
    14,329,200x = 154,295,430,843,644
  5. Step 5: Solve for x
    x = 154,295,430,843,644/14,329,200
  6. Step 6: Final answer
    x = 10,767,902.66

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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.