Home / 10,790,268.69-14,890,586.79-6,144,057.51

Finding the Fourth Proportional to 10,790,268.69, 14,890,586.79 and 6,144,057.51

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Solution

The fourth proportional to 10,790,268.69, 14,890,586.79 and 6,144,057.51 is: 8,478,808.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,268.69 : 14,890,586.79 = 6,144,057.51 : x
  2. Step 2: Convert to fraction form
    10,790,268.69/14,890,586.79 = 6,144,057.51/x
  3. Step 3: Cross multiply
    10,790,268.69x = 14,890,586.79 × 6,144,057.51
  4. Step 4: Simplify right side
    10,790,268.69x = 91,488,621,562,606.80
  5. Step 5: Solve for x
    x = 91,488,621,562,606.80/10,790,268.69
  6. Step 6: Final answer
    x = 8,478,808.47

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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.