Home / 13,823,998.90-20,735,998.35-11,899,698.10

Finding the Fourth Proportional to 13,823,998.90, 20,735,998.35 and 11,899,698.10

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Solution

The fourth proportional to 13,823,998.90, 20,735,998.35 and 11,899,698.10 is: 17,849,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,998.90 : 20,735,998.35 = 11,899,698.10 : x
  2. Step 2: Convert to fraction form
    13,823,998.90/20,735,998.35 = 11,899,698.10/x
  3. Step 3: Cross multiply
    13,823,998.90x = 20,735,998.35 × 11,899,698.10
  4. Step 4: Simplify right side
    13,823,998.90x = 246,752,120,167,098.16
  5. Step 5: Solve for x
    x = 246,752,120,167,098.16/13,823,998.90
  6. Step 6: Final answer
    x = 17,849,547.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.