Home / 13,788,025.70-20,682,038.55-3,690,646.70

Finding the Fourth Proportional to 13,788,025.70, 20,682,038.55 and 3,690,646.70

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Solution

The fourth proportional to 13,788,025.70, 20,682,038.55 and 3,690,646.70 is: 5,535,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,788,025.70 : 20,682,038.55 = 3,690,646.70 : x
  2. Step 2: Convert to fraction form
    13,788,025.70/20,682,038.55 = 3,690,646.70/x
  3. Step 3: Cross multiply
    13,788,025.70x = 20,682,038.55 × 3,690,646.70
  4. Step 4: Simplify right side
    13,788,025.70x = 76,330,097,323,830.30
  5. Step 5: Solve for x
    x = 76,330,097,323,830.30/13,788,025.70
  6. Step 6: Final answer
    x = 5,535,970.05

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Double scale
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Similar ratio
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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.