Home / 29,092,321.71-40,185,726.84-21,563,708.11

Finding the Fourth Proportional to 29,092,321.71, 40,185,726.84 and 21,563,708.11

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Solution

The fourth proportional to 29,092,321.71, 40,185,726.84 and 21,563,708.11 is: 29,786,322.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,092,321.71 : 40,185,726.84 = 21,563,708.11 : x
  2. Step 2: Convert to fraction form
    29,092,321.71/40,185,726.84 = 21,563,708.11/x
  3. Step 3: Cross multiply
    29,092,321.71x = 40,185,726.84 × 21,563,708.11
  4. Step 4: Simplify right side
    29,092,321.71x = 866,553,283,816,184.88
  5. Step 5: Solve for x
    x = 866,553,283,816,184.88/29,092,321.71
  6. Step 6: Final answer
    x = 29,786,322.75

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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.