Home / 11,105,877.60-16,646,374.80-6,315,861.60

Finding the Fourth Proportional to 11,105,877.60, 16,646,374.80 and 6,315,861.60

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Solution

The fourth proportional to 11,105,877.60, 16,646,374.80 and 6,315,861.60 is: 9,466,716.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,105,877.60 : 16,646,374.80 = 6,315,861.60 : x
  2. Step 2: Convert to fraction form
    11,105,877.60/16,646,374.80 = 6,315,861.60/x
  3. Step 3: Cross multiply
    11,105,877.60x = 16,646,374.80 × 6,315,861.60
  4. Step 4: Simplify right side
    11,105,877.60x = 105,136,199,378,527.67
  5. Step 5: Solve for x
    x = 105,136,199,378,527.67/11,105,877.60
  6. Step 6: Final answer
    x = 9,466,716.92

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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.