Home / 6,328,830.65-8,733,828.23-3,428,221.52

Finding the Fourth Proportional to 6,328,830.65, 8,733,828.23 and 3,428,221.52

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Solution

The fourth proportional to 6,328,830.65, 8,733,828.23 and 3,428,221.52 is: 4,730,968.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,830.65 : 8,733,828.23 = 3,428,221.52 : x
  2. Step 2: Convert to fraction form
    6,328,830.65/8,733,828.23 = 3,428,221.52/x
  3. Step 3: Cross multiply
    6,328,830.65x = 8,733,828.23 × 3,428,221.52
  4. Step 4: Simplify right side
    6,328,830.65x = 29,941,497,829,259.26
  5. Step 5: Solve for x
    x = 29,941,497,829,259.26/6,328,830.65
  6. Step 6: Final answer
    x = 4,730,968.41

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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.