Home / 7,672,078.64-10,587,416.40-4,234,319.60

Finding the Fourth Proportional to 7,672,078.64, 10,587,416.40 and 4,234,319.60

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Solution

The fourth proportional to 7,672,078.64, 10,587,416.40 and 4,234,319.60 is: 5,843,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672,078.64 : 10,587,416.40 = 4,234,319.60 : x
  2. Step 2: Convert to fraction form
    7,672,078.64/10,587,416.40 = 4,234,319.60/x
  3. Step 3: Cross multiply
    7,672,078.64x = 10,587,416.40 × 4,234,319.60
  4. Step 4: Simplify right side
    7,672,078.64x = 44,830,504,775,881.44
  5. Step 5: Solve for x
    x = 44,830,504,775,881.44/7,672,078.64
  6. Step 6: Final answer
    x = 5,843,332.28

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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.