Home / 6,645,818.32-9,172,935.55-4,328,485.27

Finding the Fourth Proportional to 6,645,818.32, 9,172,935.55 and 4,328,485.27

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Solution

The fourth proportional to 6,645,818.32, 9,172,935.55 and 4,328,485.27 is: 5,974,420.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,818.32 : 9,172,935.55 = 4,328,485.27 : x
  2. Step 2: Convert to fraction form
    6,645,818.32/9,172,935.55 = 4,328,485.27/x
  3. Step 3: Cross multiply
    6,645,818.32x = 9,172,935.55 × 4,328,485.27
  4. Step 4: Simplify right side
    6,645,818.32x = 39,704,916,393,312.62
  5. Step 5: Solve for x
    x = 39,704,916,393,312.62/6,645,818.32
  6. Step 6: Final answer
    x = 5,974,420.98

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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.