Home / 21,561,064.92-29,754,690.39-11,771,534.25

Finding the Fourth Proportional to 21,561,064.92, 29,754,690.39 and 11,771,534.25

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Solution

The fourth proportional to 21,561,064.92, 29,754,690.39 and 11,771,534.25 is: 16,244,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,561,064.92 : 29,754,690.39 = 11,771,534.25 : x
  2. Step 2: Convert to fraction form
    21,561,064.92/29,754,690.39 = 11,771,534.25/x
  3. Step 3: Cross multiply
    21,561,064.92x = 29,754,690.39 × 11,771,534.25
  4. Step 4: Simplify right side
    21,561,064.92x = 350,258,357,024,030.88
  5. Step 5: Solve for x
    x = 350,258,357,024,030.88/21,561,064.92
  6. Step 6: Final answer
    x = 16,244,947.01

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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.