Home / 21,887,847.60-32,831,771.40-6,739,810.80

Finding the Fourth Proportional to 21,887,847.60, 32,831,771.40 and 6,739,810.80

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Solution

The fourth proportional to 21,887,847.60, 32,831,771.40 and 6,739,810.80 is: 10,109,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,887,847.60 : 32,831,771.40 = 6,739,810.80 : x
  2. Step 2: Convert to fraction form
    21,887,847.60/32,831,771.40 = 6,739,810.80/x
  3. Step 3: Cross multiply
    21,887,847.60x = 32,831,771.40 × 6,739,810.80
  4. Step 4: Simplify right side
    21,887,847.60x = 221,279,927,464,851.09
  5. Step 5: Solve for x
    x = 221,279,927,464,851.09/21,887,847.60
  6. Step 6: Final answer
    x = 10,109,716.20

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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.