Home / 16,841,907.89-23,240,089.32-12,433,979.30

Finding the Fourth Proportional to 16,841,907.89, 23,240,089.32 and 12,433,979.30

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Solution

The fourth proportional to 16,841,907.89, 23,240,089.32 and 12,433,979.30 is: 17,157,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,841,907.89 : 23,240,089.32 = 12,433,979.30 : x
  2. Step 2: Convert to fraction form
    16,841,907.89/23,240,089.32 = 12,433,979.30/x
  3. Step 3: Cross multiply
    16,841,907.89x = 23,240,089.32 × 12,433,979.30
  4. Step 4: Simplify right side
    16,841,907.89x = 288,966,789,535,031.12
  5. Step 5: Solve for x
    x = 288,966,789,535,031.12/16,841,907.89
  6. Step 6: Final answer
    x = 17,157,604.20

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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.