Home / 8,504,021.80-12,756,032.70-8,362,304.20

Finding the Fourth Proportional to 8,504,021.80, 12,756,032.70 and 8,362,304.20

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Solution

The fourth proportional to 8,504,021.80, 12,756,032.70 and 8,362,304.20 is: 12,543,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504,021.80 : 12,756,032.70 = 8,362,304.20 : x
  2. Step 2: Convert to fraction form
    8,504,021.80/12,756,032.70 = 8,362,304.20/x
  3. Step 3: Cross multiply
    8,504,021.80x = 12,756,032.70 × 8,362,304.20
  4. Step 4: Simplify right side
    8,504,021.80x = 106,669,825,822,547.34
  5. Step 5: Solve for x
    x = 106,669,825,822,547.34/8,504,021.80
  6. Step 6: Final answer
    x = 12,543,456.30

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1.5x scale

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.