Home / 38,669,796-57,992,310.96-12,756,298.08

Finding the Fourth Proportional to 38,669,796, 57,992,310.96 and 12,756,298.08

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Solution

The fourth proportional to 38,669,796, 57,992,310.96 and 12,756,298.08 is: 19,130,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,669,796 : 57,992,310.96 = 12,756,298.08 : x
  2. Step 2: Convert to fraction form
    38,669,796/57,992,310.96 = 12,756,298.08/x
  3. Step 3: Cross multiply
    38,669,796x = 57,992,310.96 × 12,756,298.08
  4. Step 4: Simplify right side
    38,669,796x = 739,767,204,953,811
  5. Step 5: Solve for x
    x = 739,767,204,953,811/38,669,796
  6. Step 6: Final answer
    x = 19,130,362.23

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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.