Home / 6,478,413.39-8,940,210.45-3,762,334.35

Finding the Fourth Proportional to 6,478,413.39, 8,940,210.45 and 3,762,334.35

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Solution

The fourth proportional to 6,478,413.39, 8,940,210.45 and 3,762,334.35 is: 5,192,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,413.39 : 8,940,210.45 = 3,762,334.35 : x
  2. Step 2: Convert to fraction form
    6,478,413.39/8,940,210.45 = 3,762,334.35/x
  3. Step 3: Cross multiply
    6,478,413.39x = 8,940,210.45 × 3,762,334.35
  4. Step 4: Simplify right side
    6,478,413.39x = 33,636,060,872,263.96
  5. Step 5: Solve for x
    x = 33,636,060,872,263.96/6,478,413.39
  6. Step 6: Final answer
    x = 5,192,021.39

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1.5x scale

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.