Home / 10,348,438.25-14,281,471.86-5,702,217.67

Finding the Fourth Proportional to 10,348,438.25, 14,281,471.86 and 5,702,217.67

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Solution

The fourth proportional to 10,348,438.25, 14,281,471.86 and 5,702,217.67 is: 7,869,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348,438.25 : 14,281,471.86 = 5,702,217.67 : x
  2. Step 2: Convert to fraction form
    10,348,438.25/14,281,471.86 = 5,702,217.67/x
  3. Step 3: Cross multiply
    10,348,438.25x = 14,281,471.86 × 5,702,217.67
  4. Step 4: Simplify right side
    10,348,438.25x = 81,436,061,190,168.28
  5. Step 5: Solve for x
    x = 81,436,061,190,168.28/10,348,438.25
  6. Step 6: Final answer
    x = 7,869,405.91

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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.