Home / 9,777,450.64-13,492,678.92-5,426,284.24

Finding the Fourth Proportional to 9,777,450.64, 13,492,678.92 and 5,426,284.24

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Solution

The fourth proportional to 9,777,450.64, 13,492,678.92 and 5,426,284.24 is: 7,488,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777,450.64 : 13,492,678.92 = 5,426,284.24 : x
  2. Step 2: Convert to fraction form
    9,777,450.64/13,492,678.92 = 5,426,284.24/x
  3. Step 3: Cross multiply
    9,777,450.64x = 13,492,678.92 × 5,426,284.24
  4. Step 4: Simplify right side
    9,777,450.64x = 73,215,110,978,976.22
  5. Step 5: Solve for x
    x = 73,215,110,978,976.22/9,777,450.64
  6. Step 6: Final answer
    x = 7,488,159.61

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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.