Home / 6,739,992.80-10,111,301.40-1,947,838.40

Finding the Fourth Proportional to 6,739,992.80, 10,111,301.40 and 1,947,838.40

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Solution

The fourth proportional to 6,739,992.80, 10,111,301.40 and 1,947,838.40 is: 2,922,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,992.80 : 10,111,301.40 = 1,947,838.40 : x
  2. Step 2: Convert to fraction form
    6,739,992.80/10,111,301.40 = 1,947,838.40/x
  3. Step 3: Cross multiply
    6,739,992.80x = 10,111,301.40 × 1,947,838.40
  4. Step 4: Simplify right side
    6,739,992.80x = 19,695,181,140,893.76
  5. Step 5: Solve for x
    x = 19,695,181,140,893.76/6,739,992.80
  6. Step 6: Final answer
    x = 2,922,136.82

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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.