Home / 22,409,210.81-30,926,029.14-13,709,051.03

Finding the Fourth Proportional to 22,409,210.81, 30,926,029.14 and 13,709,051.03

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Solution

The fourth proportional to 22,409,210.81, 30,926,029.14 and 13,709,051.03 is: 18,919,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,409,210.81 : 30,926,029.14 = 13,709,051.03 : x
  2. Step 2: Convert to fraction form
    22,409,210.81/30,926,029.14 = 13,709,051.03/x
  3. Step 3: Cross multiply
    22,409,210.81x = 30,926,029.14 × 13,709,051.03
  4. Step 4: Simplify right side
    22,409,210.81x = 423,966,511,480,896.88
  5. Step 5: Solve for x
    x = 423,966,511,480,896.88/22,409,210.81
  6. Step 6: Final answer
    x = 18,919,296.85

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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.