Home / 53,716,878.12-80,575,216.66-16,831,591.86

Finding the Fourth Proportional to 53,716,878.12, 80,575,216.66 and 16,831,591.86

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Solution

The fourth proportional to 53,716,878.12, 80,575,216.66 and 16,831,591.86 is: 25,247,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,716,878.12 : 80,575,216.66 = 16,831,591.86 : x
  2. Step 2: Convert to fraction form
    53,716,878.12/80,575,216.66 = 16,831,591.86/x
  3. Step 3: Cross multiply
    53,716,878.12x = 80,575,216.66 × 16,831,591.86
  4. Step 4: Simplify right side
    53,716,878.12x = 1,356,209,160,852,192.25
  5. Step 5: Solve for x
    x = 1,356,209,160,852,192.25/53,716,878.12
  6. Step 6: Final answer
    x = 25,247,356.29

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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.