Home / 14,364,698.20-21,547,047.30-8,979,429.40

Finding the Fourth Proportional to 14,364,698.20, 21,547,047.30 and 8,979,429.40

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Solution

The fourth proportional to 14,364,698.20, 21,547,047.30 and 8,979,429.40 is: 13,469,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364,698.20 : 21,547,047.30 = 8,979,429.40 : x
  2. Step 2: Convert to fraction form
    14,364,698.20/21,547,047.30 = 8,979,429.40/x
  3. Step 3: Cross multiply
    14,364,698.20x = 21,547,047.30 × 8,979,429.40
  4. Step 4: Simplify right side
    14,364,698.20x = 193,480,190,008,810.62
  5. Step 5: Solve for x
    x = 193,480,190,008,810.62/14,364,698.20
  6. Step 6: Final answer
    x = 13,469,144.10

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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.