Home / 12,955,930.20-19,445,645.70-6,570,624.60

Finding the Fourth Proportional to 12,955,930.20, 19,445,645.70 and 6,570,624.60

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Solution

The fourth proportional to 12,955,930.20, 19,445,645.70 and 6,570,624.60 is: 9,861,896.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,955,930.20 : 19,445,645.70 = 6,570,624.60 : x
  2. Step 2: Convert to fraction form
    12,955,930.20/19,445,645.70 = 6,570,624.60/x
  3. Step 3: Cross multiply
    12,955,930.20x = 19,445,645.70 × 6,570,624.60
  4. Step 4: Simplify right side
    12,955,930.20x = 127,770,037,999,304.20
  5. Step 5: Solve for x
    x = 127,770,037,999,304.20/12,955,930.20
  6. Step 6: Final answer
    x = 9,861,896.14

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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.