Home / 5,106,045.65-7,046,385.77-2,814,212.21

Finding the Fourth Proportional to 5,106,045.65, 7,046,385.77 and 2,814,212.21

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Solution

The fourth proportional to 5,106,045.65, 7,046,385.77 and 2,814,212.21 is: 3,883,636.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,045.65 : 7,046,385.77 = 2,814,212.21 : x
  2. Step 2: Convert to fraction form
    5,106,045.65/7,046,385.77 = 2,814,212.21/x
  3. Step 3: Cross multiply
    5,106,045.65x = 7,046,385.77 × 2,814,212.21
  4. Step 4: Simplify right side
    5,106,045.65x = 19,830,024,856,233.19
  5. Step 5: Solve for x
    x = 19,830,024,856,233.19/5,106,045.65
  6. Step 6: Final answer
    x = 3,883,636.42

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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.