Home / 19,602,221.59-27,056,768.19-13,075,835.48

Finding the Fourth Proportional to 19,602,221.59, 27,056,768.19 and 13,075,835.48

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Solution

The fourth proportional to 19,602,221.59, 27,056,768.19 and 13,075,835.48 is: 18,048,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602,221.59 : 27,056,768.19 = 13,075,835.48 : x
  2. Step 2: Convert to fraction form
    19,602,221.59/27,056,768.19 = 13,075,835.48/x
  3. Step 3: Cross multiply
    19,602,221.59x = 27,056,768.19 × 13,075,835.48
  4. Step 4: Simplify right side
    19,602,221.59x = 353,789,849,407,558.19
  5. Step 5: Solve for x
    x = 353,789,849,407,558.19/19,602,221.59
  6. Step 6: Final answer
    x = 18,048,456.79

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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.