Home / 7,111,746.54-10,663,299.93-2,788,617.60

Finding the Fourth Proportional to 7,111,746.54, 10,663,299.93 and 2,788,617.60

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Solution

The fourth proportional to 7,111,746.54, 10,663,299.93 and 2,788,617.60 is: 4,181,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,746.54 : 10,663,299.93 = 2,788,617.60 : x
  2. Step 2: Convert to fraction form
    7,111,746.54/10,663,299.93 = 2,788,617.60/x
  3. Step 3: Cross multiply
    7,111,746.54x = 10,663,299.93 × 2,788,617.60
  4. Step 4: Simplify right side
    7,111,746.54x = 29,735,865,858,876.77
  5. Step 5: Solve for x
    x = 29,735,865,858,876.77/7,111,746.54
  6. Step 6: Final answer
    x = 4,181,232.51

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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.