Home / 13,103,628.60-19,655,442.90-6,726,336.60

Finding the Fourth Proportional to 13,103,628.60, 19,655,442.90 and 6,726,336.60

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Solution

The fourth proportional to 13,103,628.60, 19,655,442.90 and 6,726,336.60 is: 10,089,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,628.60 : 19,655,442.90 = 6,726,336.60 : x
  2. Step 2: Convert to fraction form
    13,103,628.60/19,655,442.90 = 6,726,336.60/x
  3. Step 3: Cross multiply
    13,103,628.60x = 19,655,442.90 × 6,726,336.60
  4. Step 4: Simplify right side
    13,103,628.60x = 132,209,124,967,480.12
  5. Step 5: Solve for x
    x = 132,209,124,967,480.12/13,103,628.60
  6. Step 6: Final answer
    x = 10,089,504.90

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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.