Home / 9,758,808.80-13,467,584.40-5,407,885.28

Finding the Fourth Proportional to 9,758,808.80, 13,467,584.40 and 5,407,885.28

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Solution

The fourth proportional to 9,758,808.80, 13,467,584.40 and 5,407,885.28 is: 7,463,119.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758,808.80 : 13,467,584.40 = 5,407,885.28 : x
  2. Step 2: Convert to fraction form
    9,758,808.80/13,467,584.40 = 5,407,885.28/x
  3. Step 3: Cross multiply
    9,758,808.80x = 13,467,584.40 × 5,407,885.28
  4. Step 4: Simplify right side
    9,758,808.80x = 72,831,151,433,917.64
  5. Step 5: Solve for x
    x = 72,831,151,433,917.64/9,758,808.80
  6. Step 6: Final answer
    x = 7,463,119.01

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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.