Home / 9,340,736.64-12,890,208.96-5,048,384.64

Finding the Fourth Proportional to 9,340,736.64, 12,890,208.96 and 5,048,384.64

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Solution

The fourth proportional to 9,340,736.64, 12,890,208.96 and 5,048,384.64 is: 6,966,766.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340,736.64 : 12,890,208.96 = 5,048,384.64 : x
  2. Step 2: Convert to fraction form
    9,340,736.64/12,890,208.96 = 5,048,384.64/x
  3. Step 3: Cross multiply
    9,340,736.64x = 12,890,208.96 × 5,048,384.64
  4. Step 4: Simplify right side
    9,340,736.64x = 65,074,732,920,054.38
  5. Step 5: Solve for x
    x = 65,074,732,920,054.38/9,340,736.64
  6. Step 6: Final answer
    x = 6,966,766.69

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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.