Home / 12,937,110.20-19,412,663.70-5,364,841.40

Finding the Fourth Proportional to 12,937,110.20, 19,412,663.70 and 5,364,841.40

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Solution

The fourth proportional to 12,937,110.20, 19,412,663.70 and 5,364,841.40 is: 8,050,164.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937,110.20 : 19,412,663.70 = 5,364,841.40 : x
  2. Step 2: Convert to fraction form
    12,937,110.20/19,412,663.70 = 5,364,841.40/x
  3. Step 3: Cross multiply
    12,937,110.20x = 19,412,663.70 × 5,364,841.40
  4. Step 4: Simplify right side
    12,937,110.20x = 104,145,861,902,037.19
  5. Step 5: Solve for x
    x = 104,145,861,902,037.19/12,937,110.20
  6. Step 6: Final answer
    x = 8,050,164.24

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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.