Home / 46,059,837.79-69,113,667.89-18,786,139.87

Finding the Fourth Proportional to 46,059,837.79, 69,113,667.89 and 18,786,139.87

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Solution

The fourth proportional to 46,059,837.79, 69,113,667.89 and 18,786,139.87 is: 28,188,962.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,059,837.79 : 69,113,667.89 = 18,786,139.87 : x
  2. Step 2: Convert to fraction form
    46,059,837.79/69,113,667.89 = 18,786,139.87/x
  3. Step 3: Cross multiply
    46,059,837.79x = 69,113,667.89 × 18,786,139.87
  4. Step 4: Simplify right side
    46,059,837.79x = 1,298,379,031,910,267.75
  5. Step 5: Solve for x
    x = 1,298,379,031,910,267.75/46,059,837.79
  6. Step 6: Final answer
    x = 28,188,962.32

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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.