Home / 22,680,770.70-34,021,156.05-20,342,430.30

Finding the Fourth Proportional to 22,680,770.70, 34,021,156.05 and 20,342,430.30

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Solution

The fourth proportional to 22,680,770.70, 34,021,156.05 and 20,342,430.30 is: 30,513,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,680,770.70 : 34,021,156.05 = 20,342,430.30 : x
  2. Step 2: Convert to fraction form
    22,680,770.70/34,021,156.05 = 20,342,430.30/x
  3. Step 3: Cross multiply
    22,680,770.70x = 34,021,156.05 × 20,342,430.30
  4. Step 4: Simplify right side
    22,680,770.70x = 692,072,995,672,548.25
  5. Step 5: Solve for x
    x = 692,072,995,672,548.25/22,680,770.70
  6. Step 6: Final answer
    x = 30,513,645.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.