Home / 11,511,779.10-15,885,838.71-6,355,029.93

Finding the Fourth Proportional to 11,511,779.10, 15,885,838.71 and 6,355,029.93

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Solution

The fourth proportional to 11,511,779.10, 15,885,838.71 and 6,355,029.93 is: 8,769,711.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511,779.10 : 15,885,838.71 = 6,355,029.93 : x
  2. Step 2: Convert to fraction form
    11,511,779.10/15,885,838.71 = 6,355,029.93/x
  3. Step 3: Cross multiply
    11,511,779.10x = 15,885,838.71 × 6,355,029.93
  4. Step 4: Simplify right side
    11,511,779.10x = 100,954,980,465,202.59
  5. Step 5: Solve for x
    x = 100,954,980,465,202.59/11,511,779.10
  6. Step 6: Final answer
    x = 8,769,711.41

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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.