Home / 10,769,116.60-16,153,674.90-7,745,807.80

Finding the Fourth Proportional to 10,769,116.60, 16,153,674.90 and 7,745,807.80

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Solution

The fourth proportional to 10,769,116.60, 16,153,674.90 and 7,745,807.80 is: 11,618,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769,116.60 : 16,153,674.90 = 7,745,807.80 : x
  2. Step 2: Convert to fraction form
    10,769,116.60/16,153,674.90 = 7,745,807.80/x
  3. Step 3: Cross multiply
    10,769,116.60x = 16,153,674.90 × 7,745,807.80
  4. Step 4: Simplify right side
    10,769,116.60x = 125,123,261,039,084.22
  5. Step 5: Solve for x
    x = 125,123,261,039,084.22/10,769,116.60
  6. Step 6: Final answer
    x = 11,618,711.70

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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.