Home / 7,915,743.48-10,923,969.78-4,477,915.56

Finding the Fourth Proportional to 7,915,743.48, 10,923,969.78 and 4,477,915.56

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Solution

The fourth proportional to 7,915,743.48, 10,923,969.78 and 4,477,915.56 is: 6,179,661.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915,743.48 : 10,923,969.78 = 4,477,915.56 : x
  2. Step 2: Convert to fraction form
    7,915,743.48/10,923,969.78 = 4,477,915.56/x
  3. Step 3: Cross multiply
    7,915,743.48x = 10,923,969.78 × 4,477,915.56
  4. Step 4: Simplify right side
    7,915,743.48x = 48,916,614,254,831.77
  5. Step 5: Solve for x
    x = 48,916,614,254,831.77/7,915,743.48
  6. Step 6: Final answer
    x = 6,179,661.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.