Home / 22,358,765.70-33,538,148.55-20,020,425.30

Finding the Fourth Proportional to 22,358,765.70, 33,538,148.55 and 20,020,425.30

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Solution

The fourth proportional to 22,358,765.70, 33,538,148.55 and 20,020,425.30 is: 30,030,637.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,358,765.70 : 33,538,148.55 = 20,020,425.30 : x
  2. Step 2: Convert to fraction form
    22,358,765.70/33,538,148.55 = 20,020,425.30/x
  3. Step 3: Cross multiply
    22,358,765.70x = 33,538,148.55 × 20,020,425.30
  4. Step 4: Simplify right side
    22,358,765.70x = 671,447,997,745,578.38
  5. Step 5: Solve for x
    x = 671,447,997,745,578.38/22,358,765.70
  6. Step 6: Final answer
    x = 30,030,637.95

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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.