Home / 11,333,330.94-15,640,418.61-6,439,382.76

Finding the Fourth Proportional to 11,333,330.94, 15,640,418.61 and 6,439,382.76

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Solution

The fourth proportional to 11,333,330.94, 15,640,418.61 and 6,439,382.76 is: 8,886,587.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333,330.94 : 15,640,418.61 = 6,439,382.76 : x
  2. Step 2: Convert to fraction form
    11,333,330.94/15,640,418.61 = 6,439,382.76/x
  3. Step 3: Cross multiply
    11,333,330.94x = 15,640,418.61 × 6,439,382.76
  4. Step 4: Simplify right side
    11,333,330.94x = 100,714,641,956,417.16
  5. Step 5: Solve for x
    x = 100,714,641,956,417.16/11,333,330.94
  6. Step 6: Final answer
    x = 8,886,587.93

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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.