Home / 9,054,106.68-12,494,601.90-4,979,638.20

Finding the Fourth Proportional to 9,054,106.68, 12,494,601.90 and 4,979,638.20

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Solution

The fourth proportional to 9,054,106.68, 12,494,601.90 and 4,979,638.20 is: 6,871,864.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054,106.68 : 12,494,601.90 = 4,979,638.20 : x
  2. Step 2: Convert to fraction form
    9,054,106.68/12,494,601.90 = 4,979,638.20/x
  3. Step 3: Cross multiply
    9,054,106.68x = 12,494,601.90 × 4,979,638.20
  4. Step 4: Simplify right side
    9,054,106.68x = 62,218,596,915,032.59
  5. Step 5: Solve for x
    x = 62,218,596,915,032.59/9,054,106.68
  6. Step 6: Final answer
    x = 6,871,864.79

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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.