Home / 10,853,487.60-16,256,611.80-6,586,213.20

Finding the Fourth Proportional to 10,853,487.60, 16,256,611.80 and 6,586,213.20

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Solution

The fourth proportional to 10,853,487.60, 16,256,611.80 and 6,586,213.20 is: 9,864,986.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853,487.60 : 16,256,611.80 = 6,586,213.20 : x
  2. Step 2: Convert to fraction form
    10,853,487.60/16,256,611.80 = 6,586,213.20/x
  3. Step 3: Cross multiply
    10,853,487.60x = 16,256,611.80 × 6,586,213.20
  4. Step 4: Simplify right side
    10,853,487.60x = 107,069,511,224,435.77
  5. Step 5: Solve for x
    x = 107,069,511,224,435.77/10,853,487.60
  6. Step 6: Final answer
    x = 9,864,986.74

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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.