Home / 11,263,977.72-15,543,328.14-6,368,959.80

Finding the Fourth Proportional to 11,263,977.72, 15,543,328.14 and 6,368,959.80

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Solution

The fourth proportional to 11,263,977.72, 15,543,328.14 and 6,368,959.80 is: 8,788,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263,977.72 : 15,543,328.14 = 6,368,959.80 : x
  2. Step 2: Convert to fraction form
    11,263,977.72/15,543,328.14 = 6,368,959.80/x
  3. Step 3: Cross multiply
    11,263,977.72x = 15,543,328.14 × 6,368,959.80
  4. Step 4: Simplify right side
    11,263,977.72x = 98,994,832,081,868.77
  5. Step 5: Solve for x
    x = 98,994,832,081,868.77/11,263,977.72
  6. Step 6: Final answer
    x = 8,788,621.08

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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.