Home / 13,851,539.43-19,115,128.55-7,572,094.04

Finding the Fourth Proportional to 13,851,539.43, 19,115,128.55 and 7,572,094.04

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Solution

The fourth proportional to 13,851,539.43, 19,115,128.55 and 7,572,094.04 is: 10,449,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,539.43 : 19,115,128.55 = 7,572,094.04 : x
  2. Step 2: Convert to fraction form
    13,851,539.43/19,115,128.55 = 7,572,094.04/x
  3. Step 3: Cross multiply
    13,851,539.43x = 19,115,128.55 × 7,572,094.04
  4. Step 4: Simplify right side
    13,851,539.43x = 144,741,550,967,288.84
  5. Step 5: Solve for x
    x = 144,741,550,967,288.84/13,851,539.43
  6. Step 6: Final answer
    x = 10,449,492.04

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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.