Home / 7,340,454.63-10,129,987.85-4,032,791.48

Finding the Fourth Proportional to 7,340,454.63, 10,129,987.85 and 4,032,791.48

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Solution

The fourth proportional to 7,340,454.63, 10,129,987.85 and 4,032,791.48 is: 5,565,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,454.63 : 10,129,987.85 = 4,032,791.48 : x
  2. Step 2: Convert to fraction form
    7,340,454.63/10,129,987.85 = 4,032,791.48/x
  3. Step 3: Cross multiply
    7,340,454.63x = 10,129,987.85 × 4,032,791.48
  4. Step 4: Simplify right side
    7,340,454.63x = 40,852,128,699,144.53
  5. Step 5: Solve for x
    x = 40,852,128,699,144.53/7,340,454.63
  6. Step 6: Final answer
    x = 5,565,340.40

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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.