Home / 11,881,207.28-16,395,627.48-6,448,582.64

Finding the Fourth Proportional to 11,881,207.28, 16,395,627.48 and 6,448,582.64

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Solution

The fourth proportional to 11,881,207.28, 16,395,627.48 and 6,448,582.64 is: 8,898,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881,207.28 : 16,395,627.48 = 6,448,582.64 : x
  2. Step 2: Convert to fraction form
    11,881,207.28/16,395,627.48 = 6,448,582.64/x
  3. Step 3: Cross multiply
    11,881,207.28x = 16,395,627.48 × 6,448,582.64
  4. Step 4: Simplify right side
    11,881,207.28x = 105,728,558,739,434.94
  5. Step 5: Solve for x
    x = 105,728,558,739,434.94/11,881,207.28
  6. Step 6: Final answer
    x = 8,898,806.01

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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.