Home / 74,652,556.80-111,962,030.40-26,783,500.80

Finding the Fourth Proportional to 74,652,556.80, 111,962,030.40 and 26,783,500.80

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Solution

The fourth proportional to 74,652,556.80, 111,962,030.40 and 26,783,500.80 is: 40,169,222.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,652,556.80 : 111,962,030.40 = 26,783,500.80 : x
  2. Step 2: Convert to fraction form
    74,652,556.80/111,962,030.40 = 26,783,500.80/x
  3. Step 3: Cross multiply
    74,652,556.80x = 111,962,030.40 × 26,783,500.80
  4. Step 4: Simplify right side
    74,652,556.80x = 2,998,735,130,788,024.50
  5. Step 5: Solve for x
    x = 2,998,735,130,788,024.50/74,652,556.80
  6. Step 6: Final answer
    x = 40,169,222.05

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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.