Home / 21,265,059.63-29,345,929.91-12,097,702.38

Finding the Fourth Proportional to 21,265,059.63, 29,345,929.91 and 12,097,702.38

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Solution

The fourth proportional to 21,265,059.63, 29,345,929.91 and 12,097,702.38 is: 16,694,913.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,265,059.63 : 29,345,929.91 = 12,097,702.38 : x
  2. Step 2: Convert to fraction form
    21,265,059.63/29,345,929.91 = 12,097,702.38/x
  3. Step 3: Cross multiply
    21,265,059.63x = 29,345,929.91 × 12,097,702.38
  4. Step 4: Simplify right side
    21,265,059.63x = 355,018,326,115,520.19
  5. Step 5: Solve for x
    x = 355,018,326,115,520.19/21,265,059.63
  6. Step 6: Final answer
    x = 16,694,913.27

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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.