Home / 13,781,074.32-20,670,036.84-3,684,482.64

Finding the Fourth Proportional to 13,781,074.32, 20,670,036.84 and 3,684,482.64

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Solution

The fourth proportional to 13,781,074.32, 20,670,036.84 and 3,684,482.64 is: 5,526,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,781,074.32 : 20,670,036.84 = 3,684,482.64 : x
  2. Step 2: Convert to fraction form
    13,781,074.32/20,670,036.84 = 3,684,482.64/x
  3. Step 3: Cross multiply
    13,781,074.32x = 20,670,036.84 × 3,684,482.64
  4. Step 4: Simplify right side
    13,781,074.32x = 76,158,391,905,140.45
  5. Step 5: Solve for x
    x = 76,158,391,905,140.45/13,781,074.32
  6. Step 6: Final answer
    x = 5,526,302.97

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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.