Home / 14,245,337.60-21,368,006.40-8,936,921.60

Finding the Fourth Proportional to 14,245,337.60, 21,368,006.40 and 8,936,921.60

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Solution

The fourth proportional to 14,245,337.60, 21,368,006.40 and 8,936,921.60 is: 13,405,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245,337.60 : 21,368,006.40 = 8,936,921.60 : x
  2. Step 2: Convert to fraction form
    14,245,337.60/21,368,006.40 = 8,936,921.60/x
  3. Step 3: Cross multiply
    14,245,337.60x = 21,368,006.40 × 8,936,921.60
  4. Step 4: Simplify right side
    14,245,337.60x = 190,964,197,945,098.22
  5. Step 5: Solve for x
    x = 190,964,197,945,098.22/14,245,337.60
  6. Step 6: Final answer
    x = 13,405,382.40

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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.