Home / 19,980,462.47-27,573,037.87-10,813,105.22

Finding the Fourth Proportional to 19,980,462.47, 27,573,037.87 and 10,813,105.22

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Solution

The fourth proportional to 19,980,462.47, 27,573,037.87 and 10,813,105.22 is: 14,922,085.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980,462.47 : 27,573,037.87 = 10,813,105.22 : x
  2. Step 2: Convert to fraction form
    19,980,462.47/27,573,037.87 = 10,813,105.22/x
  3. Step 3: Cross multiply
    19,980,462.47x = 27,573,037.87 × 10,813,105.22
  4. Step 4: Simplify right side
    19,980,462.47x = 298,150,159,531,423.94
  5. Step 5: Solve for x
    x = 298,150,159,531,423.94/19,980,462.47
  6. Step 6: Final answer
    x = 14,922,085.01

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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.