Home / 38,789,615-58,184,714.10-17,218,417.52

Finding the Fourth Proportional to 38,789,615, 58,184,714.10 and 17,218,417.52

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Solution

The fourth proportional to 38,789,615, 58,184,714.10 and 17,218,417.52 is: 25,827,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,789,615 : 58,184,714.10 = 17,218,417.52 : x
  2. Step 2: Convert to fraction form
    38,789,615/58,184,714.10 = 17,218,417.52/x
  3. Step 3: Cross multiply
    38,789,615x = 58,184,714.10 × 17,218,417.52
  4. Step 4: Simplify right side
    38,789,615x = 1,001,848,700,655,631
  5. Step 5: Solve for x
    x = 1,001,848,700,655,631/38,789,615
  6. Step 6: Final answer
    x = 25,827,755.72

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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.