Home / 9,111,382.88-12,573,970.81-5,037,264.32

Finding the Fourth Proportional to 9,111,382.88, 12,573,970.81 and 5,037,264.32

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Solution

The fourth proportional to 9,111,382.88, 12,573,970.81 and 5,037,264.32 is: 6,951,569.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,382.88 : 12,573,970.81 = 5,037,264.32 : x
  2. Step 2: Convert to fraction form
    9,111,382.88/12,573,970.81 = 5,037,264.32/x
  3. Step 3: Cross multiply
    9,111,382.88x = 12,573,970.81 × 5,037,264.32
  4. Step 4: Simplify right side
    9,111,382.88x = 63,338,414,446,471.48
  5. Step 5: Solve for x
    x = 63,338,414,446,471.48/9,111,382.88
  6. Step 6: Final answer
    x = 6,951,569.85

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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.