Home / 42,512,506.64-63,768,339.72-19,476,907.04

Finding the Fourth Proportional to 42,512,506.64, 63,768,339.72 and 19,476,907.04

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Solution

The fourth proportional to 42,512,506.64, 63,768,339.72 and 19,476,907.04 is: 29,215,168.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,512,506.64 : 63,768,339.72 = 19,476,907.04 : x
  2. Step 2: Convert to fraction form
    42,512,506.64/63,768,339.72 = 19,476,907.04/x
  3. Step 3: Cross multiply
    42,512,506.64x = 63,768,339.72 × 19,476,907.04
  4. Step 4: Simplify right side
    42,512,506.64x = 1,242,010,024,821,579.50
  5. Step 5: Solve for x
    x = 1,242,010,024,821,579.50/42,512,506.64
  6. Step 6: Final answer
    x = 29,215,168.03

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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.