Home / 30,375,628.23-41,918,478.06-16,436,983.45

Finding the Fourth Proportional to 30,375,628.23, 41,918,478.06 and 16,436,983.45

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Solution

The fourth proportional to 30,375,628.23, 41,918,478.06 and 16,436,983.45 is: 22,683,097.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,375,628.23 : 41,918,478.06 = 16,436,983.45 : x
  2. Step 2: Convert to fraction form
    30,375,628.23/41,918,478.06 = 16,436,983.45/x
  3. Step 3: Cross multiply
    30,375,628.23x = 41,918,478.06 × 16,436,983.45
  4. Step 4: Simplify right side
    30,375,628.23x = 689,013,330,121,408.12
  5. Step 5: Solve for x
    x = 689,013,330,121,408.12/30,375,628.23
  6. Step 6: Final answer
    x = 22,683,097.29

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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.