Home / 9,628,950.69-13,280,203.91-8,464,908.08

Finding the Fourth Proportional to 9,628,950.69, 13,280,203.91 and 8,464,908.08

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Solution

The fourth proportional to 9,628,950.69, 13,280,203.91 and 8,464,908.08 is: 11,674,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628,950.69 : 13,280,203.91 = 8,464,908.08 : x
  2. Step 2: Convert to fraction form
    9,628,950.69/13,280,203.91 = 8,464,908.08/x
  3. Step 3: Cross multiply
    9,628,950.69x = 13,280,203.91 × 8,464,908.08
  4. Step 4: Simplify right side
    9,628,950.69x = 112,415,705,273,081.02
  5. Step 5: Solve for x
    x = 112,415,705,273,081.02/9,628,950.69
  6. Step 6: Final answer
    x = 11,674,761.76

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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.