Home / 50,280,415.92-75,362,128.92-28,730,126.16

Finding the Fourth Proportional to 50,280,415.92, 75,362,128.92 and 28,730,126.16

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Solution

The fourth proportional to 50,280,415.92, 75,362,128.92 and 28,730,126.16 is: 43,061,765.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,280,415.92 : 75,362,128.92 = 28,730,126.16 : x
  2. Step 2: Convert to fraction form
    50,280,415.92/75,362,128.92 = 28,730,126.16/x
  3. Step 3: Cross multiply
    50,280,415.92x = 75,362,128.92 × 28,730,126.16
  4. Step 4: Simplify right side
    50,280,415.92x = 2,165,163,471,557,784.50
  5. Step 5: Solve for x
    x = 2,165,163,471,557,784.50/50,280,415.92
  6. Step 6: Final answer
    x = 43,061,765.34

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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.