Home / 74,531,418.60-111,730,643.10-29,082,642.60

Finding the Fourth Proportional to 74,531,418.60, 111,730,643.10 and 29,082,642.60

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Solution

The fourth proportional to 74,531,418.60, 111,730,643.10 and 29,082,642.60 is: 43,598,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,531,418.60 : 111,730,643.10 = 29,082,642.60 : x
  2. Step 2: Convert to fraction form
    74,531,418.60/111,730,643.10 = 29,082,642.60/x
  3. Step 3: Cross multiply
    74,531,418.60x = 111,730,643.10 × 29,082,642.60
  4. Step 4: Simplify right side
    74,531,418.60x = 3,249,422,360,745,456
  5. Step 5: Solve for x
    x = 3,249,422,360,745,456/74,531,418.60
  6. Step 6: Final answer
    x = 43,598,021.10

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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.