Home / 27,798,081.60-41,697,122.40-20,623,628.10

Finding the Fourth Proportional to 27,798,081.60, 41,697,122.40 and 20,623,628.10

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Solution

The fourth proportional to 27,798,081.60, 41,697,122.40 and 20,623,628.10 is: 30,935,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798,081.60 : 41,697,122.40 = 20,623,628.10 : x
  2. Step 2: Convert to fraction form
    27,798,081.60/41,697,122.40 = 20,623,628.10/x
  3. Step 3: Cross multiply
    27,798,081.60x = 41,697,122.40 × 20,623,628.10
  4. Step 4: Simplify right side
    27,798,081.60x = 859,945,945,217,779.50
  5. Step 5: Solve for x
    x = 859,945,945,217,779.50/27,798,081.60
  6. Step 6: Final answer
    x = 30,935,442.15

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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.