Home / 16,450,457.49-22,702,340.39-9,108,290.57

Finding the Fourth Proportional to 16,450,457.49, 22,702,340.39 and 9,108,290.57

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Solution

The fourth proportional to 16,450,457.49, 22,702,340.39 and 9,108,290.57 is: 12,569,833.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,450,457.49 : 22,702,340.39 = 9,108,290.57 : x
  2. Step 2: Convert to fraction form
    16,450,457.49/22,702,340.39 = 9,108,290.57/x
  3. Step 3: Cross multiply
    16,450,457.49x = 22,702,340.39 × 9,108,290.57
  4. Step 4: Simplify right side
    16,450,457.49x = 206,779,512,732,113.97
  5. Step 5: Solve for x
    x = 206,779,512,732,113.97/16,450,457.49
  6. Step 6: Final answer
    x = 12,569,833.57

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1.5x scale

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.