Home / 6,645,818.51-9,172,935.81-4,328,485.46

Finding the Fourth Proportional to 6,645,818.51, 9,172,935.81 and 4,328,485.46

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Solution

The fourth proportional to 6,645,818.51, 9,172,935.81 and 4,328,485.46 is: 5,974,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,818.51 : 9,172,935.81 = 4,328,485.46 : x
  2. Step 2: Convert to fraction form
    6,645,818.51/9,172,935.81 = 4,328,485.46/x
  3. Step 3: Cross multiply
    6,645,818.51x = 9,172,935.81 × 4,328,485.46
  4. Step 4: Simplify right side
    6,645,818.51x = 39,704,919,233,233.65
  5. Step 5: Solve for x
    x = 39,704,919,233,233.65/6,645,818.51
  6. Step 6: Final answer
    x = 5,974,421.24

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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.