Home / 7,781,123.64-10,736,059.50-4,561,237.56

Finding the Fourth Proportional to 7,781,123.64, 10,736,059.50 and 4,561,237.56

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Solution

The fourth proportional to 7,781,123.64, 10,736,059.50 and 4,561,237.56 is: 6,293,399.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781,123.64 : 10,736,059.50 = 4,561,237.56 : x
  2. Step 2: Convert to fraction form
    7,781,123.64/10,736,059.50 = 4,561,237.56/x
  3. Step 3: Cross multiply
    7,781,123.64x = 10,736,059.50 × 4,561,237.56
  4. Step 4: Simplify right side
    7,781,123.64x = 48,969,717,837,794.81
  5. Step 5: Solve for x
    x = 48,969,717,837,794.81/7,781,123.64
  6. Step 6: Final answer
    x = 6,293,399.27

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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.