Home / 8,860,561.60-13,293,790.80-3,181,230.40

Finding the Fourth Proportional to 8,860,561.60, 13,293,790.80 and 3,181,230.40

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Solution

The fourth proportional to 8,860,561.60, 13,293,790.80 and 3,181,230.40 is: 4,772,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860,561.60 : 13,293,790.80 = 3,181,230.40 : x
  2. Step 2: Convert to fraction form
    8,860,561.60/13,293,790.80 = 3,181,230.40/x
  3. Step 3: Cross multiply
    8,860,561.60x = 13,293,790.80 × 3,181,230.40
  4. Step 4: Simplify right side
    8,860,561.60x = 42,290,611,424,200.32
  5. Step 5: Solve for x
    x = 42,290,611,424,200.32/8,860,561.60
  6. Step 6: Final answer
    x = 4,772,904.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.