Home / 51,991,693.83-77,863,756.77-30,085,894.26

Finding the Fourth Proportional to 51,991,693.83, 77,863,756.77 and 30,085,894.26

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Solution

The fourth proportional to 51,991,693.83, 77,863,756.77 and 30,085,894.26 is: 45,057,211.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,991,693.83 : 77,863,756.77 = 30,085,894.26 : x
  2. Step 2: Convert to fraction form
    51,991,693.83/77,863,756.77 = 30,085,894.26/x
  3. Step 3: Cross multiply
    51,991,693.83x = 77,863,756.77 × 30,085,894.26
  4. Step 4: Simplify right side
    51,991,693.83x = 2,342,600,752,868,579
  5. Step 5: Solve for x
    x = 2,342,600,752,868,579/51,991,693.83
  6. Step 6: Final answer
    x = 45,057,211.65

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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.