Home / 6,311,811.32-8,710,339.56-3,411,195.38

Finding the Fourth Proportional to 6,311,811.32, 8,710,339.56 and 3,411,195.38

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Solution

The fourth proportional to 6,311,811.32, 8,710,339.56 and 3,411,195.38 is: 4,707,471.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311,811.32 : 8,710,339.56 = 3,411,195.38 : x
  2. Step 2: Convert to fraction form
    6,311,811.32/8,710,339.56 = 3,411,195.38/x
  3. Step 3: Cross multiply
    6,311,811.32x = 8,710,339.56 × 3,411,195.38
  4. Step 4: Simplify right side
    6,311,811.32x = 29,712,670,065,303.23
  5. Step 5: Solve for x
    x = 29,712,670,065,303.23/6,311,811.32
  6. Step 6: Final answer
    x = 4,707,471.21

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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.