Home / 21,370,541.85-32,058,923.18-6,990,125.85

Finding the Fourth Proportional to 21,370,541.85, 32,058,923.18 and 6,990,125.85

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Solution

The fourth proportional to 21,370,541.85, 32,058,923.18 and 6,990,125.85 is: 10,486,206.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,370,541.85 : 32,058,923.18 = 6,990,125.85 : x
  2. Step 2: Convert to fraction form
    21,370,541.85/32,058,923.18 = 6,990,125.85/x
  3. Step 3: Cross multiply
    21,370,541.85x = 32,058,923.18 × 6,990,125.85
  4. Step 4: Simplify right side
    21,370,541.85x = 224,095,907,608,731.56
  5. Step 5: Solve for x
    x = 224,095,907,608,731.56/21,370,541.85
  6. Step 6: Final answer
    x = 10,486,206.16

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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.