Home / 28,340,788.20-42,448,196.70-23,301,940.20

Finding the Fourth Proportional to 28,340,788.20, 42,448,196.70 and 23,301,940.20

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Solution

The fourth proportional to 28,340,788.20, 42,448,196.70 and 23,301,940.20 is: 34,901,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,340,788.20 : 42,448,196.70 = 23,301,940.20 : x
  2. Step 2: Convert to fraction form
    28,340,788.20/42,448,196.70 = 23,301,940.20/x
  3. Step 3: Cross multiply
    28,340,788.20x = 42,448,196.70 × 23,301,940.20
  4. Step 4: Simplify right side
    28,340,788.20x = 989,125,341,101,237.38
  5. Step 5: Solve for x
    x = 989,125,341,101,237.38/28,340,788.20
  6. Step 6: Final answer
    x = 34,901,123.22

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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.