Home / 7,836,827.40-11,752,476.30-2,788,302.60

Finding the Fourth Proportional to 7,836,827.40, 11,752,476.30 and 2,788,302.60

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Solution

The fourth proportional to 7,836,827.40, 11,752,476.30 and 2,788,302.60 is: 4,181,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,827.40 : 11,752,476.30 = 2,788,302.60 : x
  2. Step 2: Convert to fraction form
    7,836,827.40/11,752,476.30 = 2,788,302.60/x
  3. Step 3: Cross multiply
    7,836,827.40x = 11,752,476.30 × 2,788,302.60
  4. Step 4: Simplify right side
    7,836,827.40x = 32,769,460,223,728.38
  5. Step 5: Solve for x
    x = 32,769,460,223,728.38/7,836,827.40
  6. Step 6: Final answer
    x = 4,181,470.20

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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.