Home / 8,129,080.67-11,217,100.26-4,457,030.95

Finding the Fourth Proportional to 8,129,080.67, 11,217,100.26 and 4,457,030.95

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Solution

The fourth proportional to 8,129,080.67, 11,217,100.26 and 4,457,030.95 is: 6,150,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,080.67 : 11,217,100.26 = 4,457,030.95 : x
  2. Step 2: Convert to fraction form
    8,129,080.67/11,217,100.26 = 4,457,030.95/x
  3. Step 3: Cross multiply
    8,129,080.67x = 11,217,100.26 × 4,457,030.95
  4. Step 4: Simplify right side
    8,129,080.67x = 49,994,963,058,808.29
  5. Step 5: Solve for x
    x = 49,994,963,058,808.29/8,129,080.67
  6. Step 6: Final answer
    x = 6,150,137.40

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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.