Home / 6,446,934.32-9,668,316.51-2,128,014.32

Finding the Fourth Proportional to 6,446,934.32, 9,668,316.51 and 2,128,014.32

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Solution

The fourth proportional to 6,446,934.32, 9,668,316.51 and 2,128,014.32 is: 3,191,333.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446,934.32 : 9,668,316.51 = 2,128,014.32 : x
  2. Step 2: Convert to fraction form
    6,446,934.32/9,668,316.51 = 2,128,014.32/x
  3. Step 3: Cross multiply
    6,446,934.32x = 9,668,316.51 × 2,128,014.32
  4. Step 4: Simplify right side
    6,446,934.32x = 20,574,315,935,230.84
  5. Step 5: Solve for x
    x = 20,574,315,935,230.84/6,446,934.32
  6. Step 6: Final answer
    x = 3,191,333.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.