Home / 31,620,670.32-47,435,729.46-10,055,975.52

Finding the Fourth Proportional to 31,620,670.32, 47,435,729.46 and 10,055,975.52

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Solution

The fourth proportional to 31,620,670.32, 47,435,729.46 and 10,055,975.52 is: 15,085,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,620,670.32 : 47,435,729.46 = 10,055,975.52 : x
  2. Step 2: Convert to fraction form
    31,620,670.32/47,435,729.46 = 10,055,975.52/x
  3. Step 3: Cross multiply
    31,620,670.32x = 47,435,729.46 × 10,055,975.52
  4. Step 4: Simplify right side
    31,620,670.32x = 477,012,534,223,102.81
  5. Step 5: Solve for x
    x = 477,012,534,223,102.81/31,620,670.32
  6. Step 6: Final answer
    x = 15,085,465.60

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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.