Home / 14,226,680-19,632,819.36-7,788,152

Finding the Fourth Proportional to 14,226,680, 19,632,819.36 and 7,788,152

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Solution

The fourth proportional to 14,226,680, 19,632,819.36 and 7,788,152 is: 10,747,650.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226,680 : 19,632,819.36 = 7,788,152 : x
  2. Step 2: Convert to fraction form
    14,226,680/19,632,819.36 = 7,788,152/x
  3. Step 3: Cross multiply
    14,226,680x = 19,632,819.36 × 7,788,152
  4. Step 4: Simplify right side
    14,226,680x = 152,903,381,364,222.72
  5. Step 5: Solve for x
    x = 152,903,381,364,222.72/14,226,680
  6. Step 6: Final answer
    x = 10,747,650.29

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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.