Home / 52,185,622.08-72,016,749.06-28,664,707.74

Finding the Fourth Proportional to 52,185,622.08, 72,016,749.06 and 28,664,707.74

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Solution

The fourth proportional to 52,185,622.08, 72,016,749.06 and 28,664,707.74 is: 39,557,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,185,622.08 : 72,016,749.06 = 28,664,707.74 : x
  2. Step 2: Convert to fraction form
    52,185,622.08/72,016,749.06 = 28,664,707.74/x
  3. Step 3: Cross multiply
    52,185,622.08x = 72,016,749.06 × 28,664,707.74
  4. Step 4: Simplify right side
    52,185,622.08x = 2,064,339,064,189,819.75
  5. Step 5: Solve for x
    x = 2,064,339,064,189,819.75/52,185,622.08
  6. Step 6: Final answer
    x = 39,557,621.08

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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.