Home / 8,290,485.46-11,440,915.32-4,807,889.07

Finding the Fourth Proportional to 8,290,485.46, 11,440,915.32 and 4,807,889.07

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Solution

The fourth proportional to 8,290,485.46, 11,440,915.32 and 4,807,889.07 is: 6,634,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,485.46 : 11,440,915.32 = 4,807,889.07 : x
  2. Step 2: Convert to fraction form
    8,290,485.46/11,440,915.32 = 4,807,889.07/x
  3. Step 3: Cross multiply
    8,290,485.46x = 11,440,915.32 × 4,807,889.07
  4. Step 4: Simplify right side
    8,290,485.46x = 55,006,651,693,784.11
  5. Step 5: Solve for x
    x = 55,006,651,693,784.11/8,290,485.46
  6. Step 6: Final answer
    x = 6,634,913.24

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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.