Home / 15,392,434.80-23,144,639.40-15,056,511.60

Finding the Fourth Proportional to 15,392,434.80, 23,144,639.40 and 15,056,511.60

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Solution

The fourth proportional to 15,392,434.80, 23,144,639.40 and 15,056,511.60 is: 22,639,532.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392,434.80 : 23,144,639.40 = 15,056,511.60 : x
  2. Step 2: Convert to fraction form
    15,392,434.80/23,144,639.40 = 15,056,511.60/x
  3. Step 3: Cross multiply
    15,392,434.80x = 23,144,639.40 × 15,056,511.60
  4. Step 4: Simplify right side
    15,392,434.80x = 348,477,531,603,917
  5. Step 5: Solve for x
    x = 348,477,531,603,917/15,392,434.80
  6. Step 6: Final answer
    x = 22,639,532.74

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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.