Home / 16,312,569.47-22,511,929.97-8,970,970.40

Finding the Fourth Proportional to 16,312,569.47, 22,511,929.97 and 8,970,970.40

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Solution

The fourth proportional to 16,312,569.47, 22,511,929.97 and 8,970,970.40 is: 12,380,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312,569.47 : 22,511,929.97 = 8,970,970.40 : x
  2. Step 2: Convert to fraction form
    16,312,569.47/22,511,929.97 = 8,970,970.40/x
  3. Step 3: Cross multiply
    16,312,569.47x = 22,511,929.97 × 8,970,970.40
  4. Step 4: Simplify right side
    16,312,569.47x = 201,953,857,317,821.94
  5. Step 5: Solve for x
    x = 201,953,857,317,821.94/16,312,569.47
  6. Step 6: Final answer
    x = 12,380,260.37

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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.