Home / 14,295,863.94-19,728,444.63-7,769,493.87

Finding the Fourth Proportional to 14,295,863.94, 19,728,444.63 and 7,769,493.87

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Solution

The fourth proportional to 14,295,863.94, 19,728,444.63 and 7,769,493.87 is: 10,721,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295,863.94 : 19,728,444.63 = 7,769,493.87 : x
  2. Step 2: Convert to fraction form
    14,295,863.94/19,728,444.63 = 7,769,493.87/x
  3. Step 3: Cross multiply
    14,295,863.94x = 19,728,444.63 × 7,769,493.87
  4. Step 4: Simplify right side
    14,295,863.94x = 153,280,029,617,419.41
  5. Step 5: Solve for x
    x = 153,280,029,617,419.41/14,295,863.94
  6. Step 6: Final answer
    x = 10,721,984.36

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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.