Home / 7,381,361.60-11,072,042.40-4,192,715.60

Finding the Fourth Proportional to 7,381,361.60, 11,072,042.40 and 4,192,715.60

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Solution

The fourth proportional to 7,381,361.60, 11,072,042.40 and 4,192,715.60 is: 6,289,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,361.60 : 11,072,042.40 = 4,192,715.60 : x
  2. Step 2: Convert to fraction form
    7,381,361.60/11,072,042.40 = 4,192,715.60/x
  3. Step 3: Cross multiply
    7,381,361.60x = 11,072,042.40 × 4,192,715.60
  4. Step 4: Simplify right side
    7,381,361.60x = 46,421,924,894,341.45
  5. Step 5: Solve for x
    x = 46,421,924,894,341.45/7,381,361.60
  6. Step 6: Final answer
    x = 6,289,073.40

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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.