Home / 55,650,646.08-76,786,391.34-32,128,775.21

Finding the Fourth Proportional to 55,650,646.08, 76,786,391.34 and 32,128,775.21

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Solution

The fourth proportional to 55,650,646.08, 76,786,391.34 and 32,128,775.21 is: 44,331,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,650,646.08 : 76,786,391.34 = 32,128,775.21 : x
  2. Step 2: Convert to fraction form
    55,650,646.08/76,786,391.34 = 32,128,775.21/x
  3. Step 3: Cross multiply
    55,650,646.08x = 76,786,391.34 × 32,128,775.21
  4. Step 4: Simplify right side
    55,650,646.08x = 2,467,052,706,741,916.50
  5. Step 5: Solve for x
    x = 2,467,052,706,741,916.50/55,650,646.08
  6. Step 6: Final answer
    x = 44,331,070.36

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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.