Home / 12,576,094.20-18,882,803.70-8,806,289.40

Finding the Fourth Proportional to 12,576,094.20, 18,882,803.70 and 8,806,289.40

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Solution

The fourth proportional to 12,576,094.20, 18,882,803.70 and 8,806,289.40 is: 13,222,502.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576,094.20 : 18,882,803.70 = 8,806,289.40 : x
  2. Step 2: Convert to fraction form
    12,576,094.20/18,882,803.70 = 8,806,289.40/x
  3. Step 3: Cross multiply
    12,576,094.20x = 18,882,803.70 × 8,806,289.40
  4. Step 4: Simplify right side
    12,576,094.20x = 166,287,434,065,590.78
  5. Step 5: Solve for x
    x = 166,287,434,065,590.78/12,576,094.20
  6. Step 6: Final answer
    x = 13,222,502.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.