Home / 53,716,877.12-80,575,215.16-16,831,590.86

Finding the Fourth Proportional to 53,716,877.12, 80,575,215.16 and 16,831,590.86

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Solution

The fourth proportional to 53,716,877.12, 80,575,215.16 and 16,831,590.86 is: 25,247,354.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,716,877.12 : 80,575,215.16 = 16,831,590.86 : x
  2. Step 2: Convert to fraction form
    53,716,877.12/80,575,215.16 = 16,831,590.86/x
  3. Step 3: Cross multiply
    53,716,877.12x = 80,575,215.16 × 16,831,590.86
  4. Step 4: Simplify right side
    53,716,877.12x = 1,356,209,055,029,589.25
  5. Step 5: Solve for x
    x = 1,356,209,055,029,589.25/53,716,877.12
  6. Step 6: Final answer
    x = 25,247,354.79

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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.