Home / 14,382,923.76-19,848,502.44-7,856,643.60

Finding the Fourth Proportional to 14,382,923.76, 19,848,502.44 and 7,856,643.60

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Solution

The fourth proportional to 14,382,923.76, 19,848,502.44 and 7,856,643.60 is: 10,842,205.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382,923.76 : 19,848,502.44 = 7,856,643.60 : x
  2. Step 2: Convert to fraction form
    14,382,923.76/19,848,502.44 = 7,856,643.60/x
  3. Step 3: Cross multiply
    14,382,923.76x = 19,848,502.44 × 7,856,643.60
  4. Step 4: Simplify right side
    14,382,923.76x = 155,942,609,664,810.38
  5. Step 5: Solve for x
    x = 155,942,609,664,810.38/14,382,923.76
  6. Step 6: Final answer
    x = 10,842,205.12

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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.