Home / 28,843,551.18-39,803,908.68-15,791,029.47

Finding the Fourth Proportional to 28,843,551.18, 39,803,908.68 and 15,791,029.47

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Solution

The fourth proportional to 28,843,551.18, 39,803,908.68 and 15,791,029.47 is: 21,791,515.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843,551.18 : 39,803,908.68 = 15,791,029.47 : x
  2. Step 2: Convert to fraction form
    28,843,551.18/39,803,908.68 = 15,791,029.47/x
  3. Step 3: Cross multiply
    28,843,551.18x = 39,803,908.68 × 15,791,029.47
  4. Step 4: Simplify right side
    28,843,551.18x = 628,544,694,987,068.88
  5. Step 5: Solve for x
    x = 628,544,694,987,068.88/28,843,551.18
  6. Step 6: Final answer
    x = 21,791,515.58

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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.