Home / 12,612,542.19-17,405,307.63-6,811,323.45

Finding the Fourth Proportional to 12,612,542.19, 17,405,307.63 and 6,811,323.45

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Solution

The fourth proportional to 12,612,542.19, 17,405,307.63 and 6,811,323.45 is: 9,399,626.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,612,542.19 : 17,405,307.63 = 6,811,323.45 : x
  2. Step 2: Convert to fraction form
    12,612,542.19/17,405,307.63 = 6,811,323.45/x
  3. Step 3: Cross multiply
    12,612,542.19x = 17,405,307.63 × 6,811,323.45
  4. Step 4: Simplify right side
    12,612,542.19x = 118,553,180,014,682.92
  5. Step 5: Solve for x
    x = 118,553,180,014,682.92/12,612,542.19
  6. Step 6: Final answer
    x = 9,399,626.04

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Double scale
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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.