Home / 45,370,681.74-68,055,918.78-19,446,173.24

Finding the Fourth Proportional to 45,370,681.74, 68,055,918.78 and 19,446,173.24

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Solution

The fourth proportional to 45,370,681.74, 68,055,918.78 and 19,446,173.24 is: 29,169,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,370,681.74 : 68,055,918.78 = 19,446,173.24 : x
  2. Step 2: Convert to fraction form
    45,370,681.74/68,055,918.78 = 19,446,173.24/x
  3. Step 3: Cross multiply
    45,370,681.74x = 68,055,918.78 × 19,446,173.24
  4. Step 4: Simplify right side
    45,370,681.74x = 1,323,427,186,603,249.25
  5. Step 5: Solve for x
    x = 1,323,427,186,603,249.25/45,370,681.74
  6. Step 6: Final answer
    x = 29,169,215.36

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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.