Home / 38,664,501.05-53,356,607.10-28,785,555.56

Finding the Fourth Proportional to 38,664,501.05, 53,356,607.10 and 28,785,555.56

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Solution

The fourth proportional to 38,664,501.05, 53,356,607.10 and 28,785,555.56 is: 39,723,765.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664,501.05 : 53,356,607.10 = 28,785,555.56 : x
  2. Step 2: Convert to fraction form
    38,664,501.05/53,356,607.10 = 28,785,555.56/x
  3. Step 3: Cross multiply
    38,664,501.05x = 53,356,607.10 × 28,785,555.56
  4. Step 4: Simplify right side
    38,664,501.05x = 1,535,899,577,903,357.50
  5. Step 5: Solve for x
    x = 1,535,899,577,903,357.50/38,664,501.05
  6. Step 6: Final answer
    x = 39,723,765.63

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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.