Home / 40,105,300.77-60,180,703.25-21,661,017.57

Finding the Fourth Proportional to 40,105,300.77, 60,180,703.25 and 21,661,017.57

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Solution

The fourth proportional to 40,105,300.77, 60,180,703.25 and 21,661,017.57 is: 32,503,814.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,105,300.77 : 60,180,703.25 = 21,661,017.57 : x
  2. Step 2: Convert to fraction form
    40,105,300.77/60,180,703.25 = 21,661,017.57/x
  3. Step 3: Cross multiply
    40,105,300.77x = 60,180,703.25 × 21,661,017.57
  4. Step 4: Simplify right side
    40,105,300.77x = 1,303,575,270,364,901
  5. Step 5: Solve for x
    x = 1,303,575,270,364,901/40,105,300.77
  6. Step 6: Final answer
    x = 32,503,814.84

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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.