Home / 47,313,196.40-70,969,794.60-20,386,852.40

Finding the Fourth Proportional to 47,313,196.40, 70,969,794.60 and 20,386,852.40

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Solution

The fourth proportional to 47,313,196.40, 70,969,794.60 and 20,386,852.40 is: 30,580,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,313,196.40 : 70,969,794.60 = 20,386,852.40 : x
  2. Step 2: Convert to fraction form
    47,313,196.40/70,969,794.60 = 20,386,852.40/x
  3. Step 3: Cross multiply
    47,313,196.40x = 70,969,794.60 × 20,386,852.40
  4. Step 4: Simplify right side
    47,313,196.40x = 1,446,850,727,368,516.75
  5. Step 5: Solve for x
    x = 1,446,850,727,368,516.75/47,313,196.40
  6. Step 6: Final answer
    x = 30,580,278.60

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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.