Home / 10,779,985.10-16,177,850.85-7,591,339.10

Finding the Fourth Proportional to 10,779,985.10, 16,177,850.85 and 7,591,339.10

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Solution

The fourth proportional to 10,779,985.10, 16,177,850.85 and 7,591,339.10 is: 11,392,553.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,985.10 : 16,177,850.85 = 7,591,339.10 : x
  2. Step 2: Convert to fraction form
    10,779,985.10/16,177,850.85 = 7,591,339.10/x
  3. Step 3: Cross multiply
    10,779,985.10x = 16,177,850.85 × 7,591,339.10
  4. Step 4: Simplify right side
    10,779,985.10x = 122,811,551,711,573.22
  5. Step 5: Solve for x
    x = 122,811,551,711,573.22/10,779,985.10
  6. Step 6: Final answer
    x = 11,392,553.01

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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.