Home / 22,602,521.70-31,191,112.53-12,289,504.50

Finding the Fourth Proportional to 22,602,521.70, 31,191,112.53 and 12,289,504.50

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Solution

The fourth proportional to 22,602,521.70, 31,191,112.53 and 12,289,504.50 is: 16,959,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602,521.70 : 31,191,112.53 = 12,289,504.50 : x
  2. Step 2: Convert to fraction form
    22,602,521.70/31,191,112.53 = 12,289,504.50/x
  3. Step 3: Cross multiply
    22,602,521.70x = 31,191,112.53 × 12,289,504.50
  4. Step 4: Simplify right side
    22,602,521.70x = 383,323,317,797,441.38
  5. Step 5: Solve for x
    x = 383,323,317,797,441.38/22,602,521.70
  6. Step 6: Final answer
    x = 16,959,316.44

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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.