Home / 22,148,940.70-33,157,055.85-13,168,870.30

Finding the Fourth Proportional to 22,148,940.70, 33,157,055.85 and 13,168,870.30

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Solution

The fourth proportional to 22,148,940.70, 33,157,055.85 and 13,168,870.30 is: 19,713,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148,940.70 : 33,157,055.85 = 13,168,870.30 : x
  2. Step 2: Convert to fraction form
    22,148,940.70/33,157,055.85 = 13,168,870.30/x
  3. Step 3: Cross multiply
    22,148,940.70x = 33,157,055.85 × 13,168,870.30
  4. Step 4: Simplify right side
    22,148,940.70x = 436,640,968,018,506.31
  5. Step 5: Solve for x
    x = 436,640,968,018,506.31/22,148,940.70
  6. Step 6: Final answer
    x = 19,713,853.31

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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.