Home / 11,068,581.61-15,273,984.81-6,422,006.71

Finding the Fourth Proportional to 11,068,581.61, 15,273,984.81 and 6,422,006.71

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Solution

The fourth proportional to 11,068,581.61, 15,273,984.81 and 6,422,006.71 is: 8,861,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068,581.61 : 15,273,984.81 = 6,422,006.71 : x
  2. Step 2: Convert to fraction form
    11,068,581.61/15,273,984.81 = 6,422,006.71/x
  3. Step 3: Cross multiply
    11,068,581.61x = 15,273,984.81 × 6,422,006.71
  4. Step 4: Simplify right side
    11,068,581.61x = 98,089,632,938,258.08
  5. Step 5: Solve for x
    x = 98,089,632,938,258.08/11,068,581.61
  6. Step 6: Final answer
    x = 8,861,987.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.