Home / 10,779,958.60-16,174,530.60-5,666,315.20

Finding the Fourth Proportional to 10,779,958.60, 16,174,530.60 and 5,666,315.20

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Solution

The fourth proportional to 10,779,958.60, 16,174,530.60 and 5,666,315.20 is: 8,501,886.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,958.60 : 16,174,530.60 = 5,666,315.20 : x
  2. Step 2: Convert to fraction form
    10,779,958.60/16,174,530.60 = 5,666,315.20/x
  3. Step 3: Cross multiply
    10,779,958.60x = 16,174,530.60 × 5,666,315.20
  4. Step 4: Simplify right side
    10,779,958.60x = 91,649,988,591,645.12
  5. Step 5: Solve for x
    x = 91,649,988,591,645.12/10,779,958.60
  6. Step 6: Final answer
    x = 8,501,886.88

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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.