Home / 21,499,288-29,669,017.80-11,841,496

Finding the Fourth Proportional to 21,499,288, 29,669,017.80 and 11,841,496

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Solution

The fourth proportional to 21,499,288, 29,669,017.80 and 11,841,496 is: 16,341,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,499,288 : 29,669,017.80 = 11,841,496 : x
  2. Step 2: Convert to fraction form
    21,499,288/29,669,017.80 = 11,841,496/x
  3. Step 3: Cross multiply
    21,499,288x = 29,669,017.80 × 11,841,496
  4. Step 4: Simplify right side
    21,499,288x = 351,325,555,602,628.81
  5. Step 5: Solve for x
    x = 351,325,555,602,628.81/21,499,288
  6. Step 6: Final answer
    x = 16,341,264.68

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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.