Home / 8,536,644.96-11,780,947.44-4,916,139.36

Finding the Fourth Proportional to 8,536,644.96, 11,780,947.44 and 4,916,139.36

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Solution

The fourth proportional to 8,536,644.96, 11,780,947.44 and 4,916,139.36 is: 6,784,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536,644.96 : 11,780,947.44 = 4,916,139.36 : x
  2. Step 2: Convert to fraction form
    8,536,644.96/11,780,947.44 = 4,916,139.36/x
  3. Step 3: Cross multiply
    8,536,644.96x = 11,780,947.44 × 4,916,139.36
  4. Step 4: Simplify right side
    8,536,644.96x = 57,916,779,407,875.24
  5. Step 5: Solve for x
    x = 57,916,779,407,875.24/8,536,644.96
  6. Step 6: Final answer
    x = 6,784,489.65

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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.