Home / 12,257,570.90-18,386,356.35-10,368,002.90

Finding the Fourth Proportional to 12,257,570.90, 18,386,356.35 and 10,368,002.90

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Solution

The fourth proportional to 12,257,570.90, 18,386,356.35 and 10,368,002.90 is: 15,552,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,570.90 : 18,386,356.35 = 10,368,002.90 : x
  2. Step 2: Convert to fraction form
    12,257,570.90/18,386,356.35 = 10,368,002.90/x
  3. Step 3: Cross multiply
    12,257,570.90x = 18,386,356.35 × 10,368,002.90
  4. Step 4: Simplify right side
    12,257,570.90x = 190,629,795,957,233.44
  5. Step 5: Solve for x
    x = 190,629,795,957,233.44/12,257,570.90
  6. Step 6: Final answer
    x = 15,552,004.35

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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.