Home / 21,048,601.96-31,574,017.23-6,672,791.08

Finding the Fourth Proportional to 21,048,601.96, 31,574,017.23 and 6,672,791.08

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Solution

The fourth proportional to 21,048,601.96, 31,574,017.23 and 6,672,791.08 is: 10,009,539.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,048,601.96 : 31,574,017.23 = 6,672,791.08 : x
  2. Step 2: Convert to fraction form
    21,048,601.96/31,574,017.23 = 6,672,791.08/x
  3. Step 3: Cross multiply
    21,048,601.96x = 31,574,017.23 × 6,672,791.08
  4. Step 4: Simplify right side
    21,048,601.96x = 210,686,820,532,110.31
  5. Step 5: Solve for x
    x = 210,686,820,532,110.31/21,048,601.96
  6. Step 6: Final answer
    x = 10,009,539.87

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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.