Home / 6,311,809.32-8,710,336.80-3,411,193.38

Finding the Fourth Proportional to 6,311,809.32, 8,710,336.80 and 3,411,193.38

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Solution

The fourth proportional to 6,311,809.32, 8,710,336.80 and 3,411,193.38 is: 4,707,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311,809.32 : 8,710,336.80 = 3,411,193.38 : x
  2. Step 2: Convert to fraction form
    6,311,809.32/8,710,336.80 = 3,411,193.38/x
  3. Step 3: Cross multiply
    6,311,809.32x = 8,710,336.80 × 3,411,193.38
  4. Step 4: Simplify right side
    6,311,809.32x = 29,712,643,229,730.39
  5. Step 5: Solve for x
    x = 29,712,643,229,730.39/6,311,809.32
  6. Step 6: Final answer
    x = 4,707,468.45

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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.