Home / 9,561,661.60-13,194,915.36-5,210,777.92

Finding the Fourth Proportional to 9,561,661.60, 13,194,915.36 and 5,210,777.92

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Solution

The fourth proportional to 9,561,661.60, 13,194,915.36 and 5,210,777.92 is: 7,190,776.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561,661.60 : 13,194,915.36 = 5,210,777.92 : x
  2. Step 2: Convert to fraction form
    9,561,661.60/13,194,915.36 = 5,210,777.92/x
  3. Step 3: Cross multiply
    9,561,661.60x = 13,194,915.36 × 5,210,777.92
  4. Step 4: Simplify right side
    9,561,661.60x = 68,755,773,614,156.84
  5. Step 5: Solve for x
    x = 68,755,773,614,156.84/9,561,661.60
  6. Step 6: Final answer
    x = 7,190,776.72

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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.