Home / 30,882,181.20-46,334,503.80-10,689,464.40

Finding the Fourth Proportional to 30,882,181.20, 46,334,503.80 and 10,689,464.40

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Solution

The fourth proportional to 30,882,181.20, 46,334,503.80 and 10,689,464.40 is: 16,038,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,882,181.20 : 46,334,503.80 = 10,689,464.40 : x
  2. Step 2: Convert to fraction form
    30,882,181.20/46,334,503.80 = 10,689,464.40/x
  3. Step 3: Cross multiply
    30,882,181.20x = 46,334,503.80 × 10,689,464.40
  4. Step 4: Simplify right side
    30,882,181.20x = 495,291,028,861,764.69
  5. Step 5: Solve for x
    x = 495,291,028,861,764.69/30,882,181.20
  6. Step 6: Final answer
    x = 16,038,084.41

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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.