Home / 13,361,591.36-20,032,572-4,258,450.64

Finding the Fourth Proportional to 13,361,591.36, 20,032,572 and 4,258,450.64

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Solution

The fourth proportional to 13,361,591.36, 20,032,572 and 4,258,450.64 is: 6,384,547.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,591.36 : 20,032,572 = 4,258,450.64 : x
  2. Step 2: Convert to fraction form
    13,361,591.36/20,032,572 = 4,258,450.64/x
  3. Step 3: Cross multiply
    13,361,591.36x = 20,032,572 × 4,258,450.64
  4. Step 4: Simplify right side
    13,361,591.36x = 85,307,719,054,246.08
  5. Step 5: Solve for x
    x = 85,307,719,054,246.08/13,361,591.36
  6. Step 6: Final answer
    x = 6,384,547.82

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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.