Home / 19,980,463.22-27,573,038.90-10,813,105.97

Finding the Fourth Proportional to 19,980,463.22, 27,573,038.90 and 10,813,105.97

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Solution

The fourth proportional to 19,980,463.22, 27,573,038.90 and 10,813,105.97 is: 14,922,086.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980,463.22 : 27,573,038.90 = 10,813,105.97 : x
  2. Step 2: Convert to fraction form
    19,980,463.22/27,573,038.90 = 10,813,105.97/x
  3. Step 3: Cross multiply
    19,980,463.22x = 27,573,038.90 × 10,813,105.97
  4. Step 4: Simplify right side
    19,980,463.22x = 298,150,191,417,634.06
  5. Step 5: Solve for x
    x = 298,150,191,417,634.06/19,980,463.22
  6. Step 6: Final answer
    x = 14,922,086.05

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1.5x scale

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.