Home / 14,413,674.90-19,890,870.54-7,887,305.14

Finding the Fourth Proportional to 14,413,674.90, 19,890,870.54 and 7,887,305.14

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Solution

The fourth proportional to 14,413,674.90, 19,890,870.54 and 7,887,305.14 is: 10,884,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413,674.90 : 19,890,870.54 = 7,887,305.14 : x
  2. Step 2: Convert to fraction form
    14,413,674.90/19,890,870.54 = 7,887,305.14/x
  3. Step 3: Cross multiply
    14,413,674.90x = 19,890,870.54 × 7,887,305.14
  4. Step 4: Simplify right side
    14,413,674.90x = 156,885,365,449,216.56
  5. Step 5: Solve for x
    x = 156,885,365,449,216.56/14,413,674.90
  6. Step 6: Final answer
    x = 10,884,480.64

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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.