Home / 5,754,512.80-8,619,327.60-5,124,138.40

Finding the Fourth Proportional to 5,754,512.80, 8,619,327.60 and 5,124,138.40

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Solution

The fourth proportional to 5,754,512.80, 8,619,327.60 and 5,124,138.40 is: 7,675,128.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,754,512.80 : 8,619,327.60 = 5,124,138.40 : x
  2. Step 2: Convert to fraction form
    5,754,512.80/8,619,327.60 = 5,124,138.40/x
  3. Step 3: Cross multiply
    5,754,512.80x = 8,619,327.60 × 5,124,138.40
  4. Step 4: Simplify right side
    5,754,512.80x = 44,166,627,537,339.84
  5. Step 5: Solve for x
    x = 44,166,627,537,339.84/5,754,512.80
  6. Step 6: Final answer
    x = 7,675,128.91

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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.