Home / 8,380,864-11,565,592.32-4,565,440

Finding the Fourth Proportional to 8,380,864, 11,565,592.32 and 4,565,440

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Solution

The fourth proportional to 8,380,864, 11,565,592.32 and 4,565,440 is: 6,300,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,864 : 11,565,592.32 = 4,565,440 : x
  2. Step 2: Convert to fraction form
    8,380,864/11,565,592.32 = 4,565,440/x
  3. Step 3: Cross multiply
    8,380,864x = 11,565,592.32 × 4,565,440
  4. Step 4: Simplify right side
    8,380,864x = 52,802,017,801,420.80
  5. Step 5: Solve for x
    x = 52,802,017,801,420.80/8,380,864
  6. Step 6: Final answer
    x = 6,300,307.20

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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.