Home / 9,044,392.32-12,481,957.44-5,178,130.56

Finding the Fourth Proportional to 9,044,392.32, 12,481,957.44 and 5,178,130.56

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Solution

The fourth proportional to 9,044,392.32, 12,481,957.44 and 5,178,130.56 is: 7,146,218.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044,392.32 : 12,481,957.44 = 5,178,130.56 : x
  2. Step 2: Convert to fraction form
    9,044,392.32/12,481,957.44 = 5,178,130.56/x
  3. Step 3: Cross multiply
    9,044,392.32x = 12,481,957.44 × 5,178,130.56
  4. Step 4: Simplify right side
    9,044,392.32x = 64,633,205,268,683.36
  5. Step 5: Solve for x
    x = 64,633,205,268,683.36/9,044,392.32
  6. Step 6: Final answer
    x = 7,146,218.67

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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.