Home / 49,302,606.64-73,979,702.52-20,178,065.20

Finding the Fourth Proportional to 49,302,606.64, 73,979,702.52 and 20,178,065.20

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Solution

The fourth proportional to 49,302,606.64, 73,979,702.52 and 20,178,065.20 is: 30,277,653.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,302,606.64 : 73,979,702.52 = 20,178,065.20 : x
  2. Step 2: Convert to fraction form
    49,302,606.64/73,979,702.52 = 20,178,065.20/x
  3. Step 3: Cross multiply
    49,302,606.64x = 73,979,702.52 × 20,178,065.20
  4. Step 4: Simplify right side
    49,302,606.64x = 1,492,767,260,925,164.25
  5. Step 5: Solve for x
    x = 1,492,767,260,925,164.25/49,302,606.64
  6. Step 6: Final answer
    x = 30,277,653.91

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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.