Home / 12,742,295.72-17,584,391.94-7,585,835.72

Finding the Fourth Proportional to 12,742,295.72, 17,584,391.94 and 7,585,835.72

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Solution

The fourth proportional to 12,742,295.72, 17,584,391.94 and 7,585,835.72 is: 10,468,467.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,742,295.72 : 17,584,391.94 = 7,585,835.72 : x
  2. Step 2: Convert to fraction form
    12,742,295.72/17,584,391.94 = 7,585,835.72/x
  3. Step 3: Cross multiply
    12,742,295.72x = 17,584,391.94 × 7,585,835.72
  4. Step 4: Simplify right side
    12,742,295.72x = 133,392,308,492,932.11
  5. Step 5: Solve for x
    x = 133,392,308,492,932.11/12,742,295.72
  6. Step 6: Final answer
    x = 10,468,467.49

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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.