Home / 8,779,893.75-12,116,253.38-4,913,162.25

Finding the Fourth Proportional to 8,779,893.75, 12,116,253.38 and 4,913,162.25

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Solution

The fourth proportional to 8,779,893.75, 12,116,253.38 and 4,913,162.25 is: 6,780,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,893.75 : 12,116,253.38 = 4,913,162.25 : x
  2. Step 2: Convert to fraction form
    8,779,893.75/12,116,253.38 = 4,913,162.25/x
  3. Step 3: Cross multiply
    8,779,893.75x = 12,116,253.38 × 4,913,162.25
  4. Step 4: Simplify right side
    8,779,893.75x = 59,529,118,682,126.11
  5. Step 5: Solve for x
    x = 59,529,118,682,126.11/8,779,893.75
  6. Step 6: Final answer
    x = 6,780,163.90

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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.