Home / 8,290,903.68-11,441,144.80-4,619,630.40

Finding the Fourth Proportional to 8,290,903.68, 11,441,144.80 and 4,619,630.40

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Solution

The fourth proportional to 8,290,903.68, 11,441,144.80 and 4,619,630.40 is: 6,374,921.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,903.68 : 11,441,144.80 = 4,619,630.40 : x
  2. Step 2: Convert to fraction form
    8,290,903.68/11,441,144.80 = 4,619,630.40/x
  3. Step 3: Cross multiply
    8,290,903.68x = 11,441,144.80 × 4,619,630.40
  4. Step 4: Simplify right side
    8,290,903.68x = 52,853,860,328,881.93
  5. Step 5: Solve for x
    x = 52,853,860,328,881.93/8,290,903.68
  6. Step 6: Final answer
    x = 6,374,921.52

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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.