Home / 19,662,798.92-27,137,858.80-11,830,227.88

Finding the Fourth Proportional to 19,662,798.92, 27,137,858.80 and 11,830,227.88

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Solution

The fourth proportional to 19,662,798.92, 27,137,858.80 and 11,830,227.88 is: 16,327,637.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662,798.92 : 27,137,858.80 = 11,830,227.88 : x
  2. Step 2: Convert to fraction form
    19,662,798.92/27,137,858.80 = 11,830,227.88/x
  3. Step 3: Cross multiply
    19,662,798.92x = 27,137,858.80 × 11,830,227.88
  4. Step 4: Simplify right side
    19,662,798.92x = 321,047,053,779,263.38
  5. Step 5: Solve for x
    x = 321,047,053,779,263.38/19,662,798.92
  6. Step 6: Final answer
    x = 16,327,637.54

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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.