Home / 31,741,280.68-43,725,219.78-23,013,809.32

Finding the Fourth Proportional to 31,741,280.68, 43,725,219.78 and 23,013,809.32

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Solution

The fourth proportional to 31,741,280.68, 43,725,219.78 and 23,013,809.32 is: 31,702,686.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,741,280.68 : 43,725,219.78 = 23,013,809.32 : x
  2. Step 2: Convert to fraction form
    31,741,280.68/43,725,219.78 = 23,013,809.32/x
  3. Step 3: Cross multiply
    31,741,280.68x = 43,725,219.78 × 23,013,809.32
  4. Step 4: Simplify right side
    31,741,280.68x = 1,006,283,870,492,012.38
  5. Step 5: Solve for x
    x = 1,006,283,870,492,012.38/31,741,280.68
  6. Step 6: Final answer
    x = 31,702,686.50

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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.