Home / 12,208,206.40-18,312,309.60-3,233,665.60

Finding the Fourth Proportional to 12,208,206.40, 18,312,309.60 and 3,233,665.60

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Solution

The fourth proportional to 12,208,206.40, 18,312,309.60 and 3,233,665.60 is: 4,850,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208,206.40 : 18,312,309.60 = 3,233,665.60 : x
  2. Step 2: Convert to fraction form
    12,208,206.40/18,312,309.60 = 3,233,665.60/x
  3. Step 3: Cross multiply
    12,208,206.40x = 18,312,309.60 × 3,233,665.60
  4. Step 4: Simplify right side
    12,208,206.40x = 59,215,885,610,069.77
  5. Step 5: Solve for x
    x = 59,215,885,610,069.77/12,208,206.40
  6. Step 6: Final answer
    x = 4,850,498.40

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1.5x scale

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.