Home / 13,247,122.08-19,878,394.32-5,570,211.36

Finding the Fourth Proportional to 13,247,122.08, 19,878,394.32 and 5,570,211.36

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Solution

The fourth proportional to 13,247,122.08, 19,878,394.32 and 5,570,211.36 is: 8,358,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247,122.08 : 19,878,394.32 = 5,570,211.36 : x
  2. Step 2: Convert to fraction form
    13,247,122.08/19,878,394.32 = 5,570,211.36/x
  3. Step 3: Cross multiply
    13,247,122.08x = 19,878,394.32 × 5,570,211.36
  4. Step 4: Simplify right side
    13,247,122.08x = 110,726,857,859,823.48
  5. Step 5: Solve for x
    x = 110,726,857,859,823.48/13,247,122.08
  6. Step 6: Final answer
    x = 8,358,559.48

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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.