Home / 22,602,993.70-31,191,271.32-12,289,725.40

Finding the Fourth Proportional to 22,602,993.70, 31,191,271.32 and 12,289,725.40

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Solution

The fourth proportional to 22,602,993.70, 31,191,271.32 and 12,289,725.40 is: 16,959,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602,993.70 : 31,191,271.32 = 12,289,725.40 : x
  2. Step 2: Convert to fraction form
    22,602,993.70/31,191,271.32 = 12,289,725.40/x
  3. Step 3: Cross multiply
    22,602,993.70x = 31,191,271.32 × 12,289,725.40
  4. Step 4: Simplify right side
    22,602,993.70x = 383,332,159,399,695.56
  5. Step 5: Solve for x
    x = 383,332,159,399,695.56/22,602,993.70
  6. Step 6: Final answer
    x = 16,959,353.46

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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.