Home / 7,111,836.08-10,663,434.29-2,788,707.14

Finding the Fourth Proportional to 7,111,836.08, 10,663,434.29 and 2,788,707.14

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Solution

The fourth proportional to 7,111,836.08, 10,663,434.29 and 2,788,707.14 is: 4,181,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,836.08 : 10,663,434.29 = 2,788,707.14 : x
  2. Step 2: Convert to fraction form
    7,111,836.08/10,663,434.29 = 2,788,707.14/x
  3. Step 3: Cross multiply
    7,111,836.08x = 10,663,434.29 × 2,788,707.14
  4. Step 4: Simplify right side
    7,111,836.08x = 29,737,195,315,092.37
  5. Step 5: Solve for x
    x = 29,737,195,315,092.37/7,111,836.08
  6. Step 6: Final answer
    x = 4,181,366.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.