Home / 21,552,824.51-29,742,476.22-11,763,338.87

Finding the Fourth Proportional to 21,552,824.51, 29,742,476.22 and 11,763,338.87

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Solution

The fourth proportional to 21,552,824.51, 29,742,476.22 and 11,763,338.87 is: 16,233,177.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,824.51 : 29,742,476.22 = 11,763,338.87 : x
  2. Step 2: Convert to fraction form
    21,552,824.51/29,742,476.22 = 11,763,338.87/x
  3. Step 3: Cross multiply
    21,552,824.51x = 29,742,476.22 × 11,763,338.87
  4. Step 4: Simplify right side
    21,552,824.51x = 349,870,826,460,064.31
  5. Step 5: Solve for x
    x = 349,870,826,460,064.31/21,552,824.51
  6. Step 6: Final answer
    x = 16,233,177.53

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1.5x scale

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.