Home / 19,000,655.43-26,223,706.14-12,031,969.23

Finding the Fourth Proportional to 19,000,655.43, 26,223,706.14 and 12,031,969.23

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Solution

The fourth proportional to 19,000,655.43, 26,223,706.14 and 12,031,969.23 is: 16,605,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000,655.43 : 26,223,706.14 = 12,031,969.23 : x
  2. Step 2: Convert to fraction form
    19,000,655.43/26,223,706.14 = 12,031,969.23/x
  3. Step 3: Cross multiply
    19,000,655.43x = 26,223,706.14 × 12,031,969.23
  4. Step 4: Simplify right side
    19,000,655.43x = 315,522,825,373,042.06
  5. Step 5: Solve for x
    x = 315,522,825,373,042.06/19,000,655.43
  6. Step 6: Final answer
    x = 16,605,891.65

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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.