Home / 20,612,864.48-30,920,918.31-5,466,795.98

Finding the Fourth Proportional to 20,612,864.48, 30,920,918.31 and 5,466,795.98

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Solution

The fourth proportional to 20,612,864.48, 30,920,918.31 and 5,466,795.98 is: 8,200,624.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,612,864.48 : 30,920,918.31 = 5,466,795.98 : x
  2. Step 2: Convert to fraction form
    20,612,864.48/30,920,918.31 = 5,466,795.98/x
  3. Step 3: Cross multiply
    20,612,864.48x = 30,920,918.31 × 5,466,795.98
  4. Step 4: Simplify right side
    20,612,864.48x = 169,038,351,760,411.78
  5. Step 5: Solve for x
    x = 169,038,351,760,411.78/20,612,864.48
  6. Step 6: Final answer
    x = 8,200,624.03

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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.