Home / 9,156,999.40-13,741,719.90-5,113,479.40

Finding the Fourth Proportional to 9,156,999.40, 13,741,719.90 and 5,113,479.40

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Solution

The fourth proportional to 9,156,999.40, 13,741,719.90 and 5,113,479.40 is: 7,673,692.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156,999.40 : 13,741,719.90 = 5,113,479.40 : x
  2. Step 2: Convert to fraction form
    9,156,999.40/13,741,719.90 = 5,113,479.40/x
  3. Step 3: Cross multiply
    9,156,999.40x = 13,741,719.90 × 5,113,479.40
  4. Step 4: Simplify right side
    9,156,999.40x = 70,268,001,629,220.07
  5. Step 5: Solve for x
    x = 70,268,001,629,220.07/9,156,999.40
  6. Step 6: Final answer
    x = 7,673,692.94

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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.