Home / 26,112,001.20-39,168,001.80-8,162,919.60

Finding the Fourth Proportional to 26,112,001.20, 39,168,001.80 and 8,162,919.60

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Solution

The fourth proportional to 26,112,001.20, 39,168,001.80 and 8,162,919.60 is: 12,244,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112,001.20 : 39,168,001.80 = 8,162,919.60 : x
  2. Step 2: Convert to fraction form
    26,112,001.20/39,168,001.80 = 8,162,919.60/x
  3. Step 3: Cross multiply
    26,112,001.20x = 39,168,001.80 × 8,162,919.60
  4. Step 4: Simplify right side
    26,112,001.20x = 319,725,249,586,055.25
  5. Step 5: Solve for x
    x = 319,725,249,586,055.25/26,112,001.20
  6. Step 6: Final answer
    x = 12,244,379.40

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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.