Home / 10,780,614.95-14,877,171.60-5,885,836.88

Finding the Fourth Proportional to 10,780,614.95, 14,877,171.60 and 5,885,836.88

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Solution

The fourth proportional to 10,780,614.95, 14,877,171.60 and 5,885,836.88 is: 8,122,412.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,614.95 : 14,877,171.60 = 5,885,836.88 : x
  2. Step 2: Convert to fraction form
    10,780,614.95/14,877,171.60 = 5,885,836.88/x
  3. Step 3: Cross multiply
    10,780,614.95x = 14,877,171.60 × 5,885,836.88
  4. Step 4: Simplify right side
    10,780,614.95x = 87,564,605,198,982.75
  5. Step 5: Solve for x
    x = 87,564,605,198,982.75/10,780,614.95
  6. Step 6: Final answer
    x = 8,122,412.84

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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.