Home / 11,411,493.81-15,749,476.26-7,061,980.92

Finding the Fourth Proportional to 11,411,493.81, 15,749,476.26 and 7,061,980.92

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Solution

The fourth proportional to 11,411,493.81, 15,749,476.26 and 7,061,980.92 is: 9,746,532.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,411,493.81 : 15,749,476.26 = 7,061,980.92 : x
  2. Step 2: Convert to fraction form
    11,411,493.81/15,749,476.26 = 7,061,980.92/x
  3. Step 3: Cross multiply
    11,411,493.81x = 15,749,476.26 × 7,061,980.92
  4. Step 4: Simplify right side
    11,411,493.81x = 111,222,500,848,112.95
  5. Step 5: Solve for x
    x = 111,222,500,848,112.95/11,411,493.81
  6. Step 6: Final answer
    x = 9,746,532.99

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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.