Home / 28,253,367-38,987,259.90-17,094,017.76

Finding the Fourth Proportional to 28,253,367, 38,987,259.90 and 17,094,017.76

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Solution

The fourth proportional to 28,253,367, 38,987,259.90 and 17,094,017.76 is: 23,588,300.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,253,367 : 38,987,259.90 = 17,094,017.76 : x
  2. Step 2: Convert to fraction form
    28,253,367/38,987,259.90 = 17,094,017.76/x
  3. Step 3: Cross multiply
    28,253,367x = 38,987,259.90 × 17,094,017.76
  4. Step 4: Simplify right side
    28,253,367x = 666,448,912,934,031.12
  5. Step 5: Solve for x
    x = 666,448,912,934,031.12/28,253,367
  6. Step 6: Final answer
    x = 23,588,300.57

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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.