Home / 6,021,421.40-8,309,569.34-3,268,108.64

Finding the Fourth Proportional to 6,021,421.40, 8,309,569.34 and 3,268,108.64

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Solution

The fourth proportional to 6,021,421.40, 8,309,569.34 and 3,268,108.64 is: 4,509,994.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021,421.40 : 8,309,569.34 = 3,268,108.64 : x
  2. Step 2: Convert to fraction form
    6,021,421.40/8,309,569.34 = 3,268,108.64/x
  3. Step 3: Cross multiply
    6,021,421.40x = 8,309,569.34 × 3,268,108.64
  4. Step 4: Simplify right side
    6,021,421.40x = 27,156,575,354,733.10
  5. Step 5: Solve for x
    x = 27,156,575,354,733.10/6,021,421.40
  6. Step 6: Final answer
    x = 4,509,994.16

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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.