Home / 39,676,515.51-59,424,162.97-18,941,539.15

Finding the Fourth Proportional to 39,676,515.51, 59,424,162.97 and 18,941,539.15

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Solution

The fourth proportional to 39,676,515.51, 59,424,162.97 and 18,941,539.15 is: 28,369,051.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,676,515.51 : 59,424,162.97 = 18,941,539.15 : x
  2. Step 2: Convert to fraction form
    39,676,515.51/59,424,162.97 = 18,941,539.15/x
  3. Step 3: Cross multiply
    39,676,515.51x = 59,424,162.97 × 18,941,539.15
  4. Step 4: Simplify right side
    39,676,515.51x = 1,125,585,109,027,095.62
  5. Step 5: Solve for x
    x = 1,125,585,109,027,095.62/39,676,515.51
  6. Step 6: Final answer
    x = 28,369,051.43

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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.