Home / 15,973,685.58-22,043,685.60-8,631,518.58

Finding the Fourth Proportional to 15,973,685.58, 22,043,685.60 and 8,631,518.58

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Solution

The fourth proportional to 15,973,685.58, 22,043,685.60 and 8,631,518.58 is: 11,911,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973,685.58 : 22,043,685.60 = 8,631,518.58 : x
  2. Step 2: Convert to fraction form
    15,973,685.58/22,043,685.60 = 8,631,518.58/x
  3. Step 3: Cross multiply
    15,973,685.58x = 22,043,685.60 × 8,631,518.58
  4. Step 4: Simplify right side
    15,973,685.58x = 190,270,481,828,078.47
  5. Step 5: Solve for x
    x = 190,270,481,828,078.47/15,973,685.58
  6. Step 6: Final answer
    x = 11,911,495.37

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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.