Home / 87,325,015.19-120,506,409.63-48,165,951.29

Finding the Fourth Proportional to 87,325,015.19, 120,506,409.63 and 48,165,951.29

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Solution

The fourth proportional to 87,325,015.19, 120,506,409.63 and 48,165,951.29 is: 66,467,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,325,015.19 : 120,506,409.63 = 48,165,951.29 : x
  2. Step 2: Convert to fraction form
    87,325,015.19/120,506,409.63 = 48,165,951.29/x
  3. Step 3: Cross multiply
    87,325,015.19x = 120,506,409.63 × 48,165,951.29
  4. Step 4: Simplify right side
    87,325,015.19x = 5,804,305,855,768,834
  5. Step 5: Solve for x
    x = 5,804,305,855,768,834/87,325,015.19
  6. Step 6: Final answer
    x = 66,467,848.23

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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.