Home / 13,303,830.30-19,955,745.45-4,328,382.30

Finding the Fourth Proportional to 13,303,830.30, 19,955,745.45 and 4,328,382.30

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Solution

The fourth proportional to 13,303,830.30, 19,955,745.45 and 4,328,382.30 is: 6,492,573.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,830.30 : 19,955,745.45 = 4,328,382.30 : x
  2. Step 2: Convert to fraction form
    13,303,830.30/19,955,745.45 = 4,328,382.30/x
  3. Step 3: Cross multiply
    13,303,830.30x = 19,955,745.45 × 4,328,382.30
  4. Step 4: Simplify right side
    13,303,830.30x = 86,376,095,389,085.53
  5. Step 5: Solve for x
    x = 86,376,095,389,085.53/13,303,830.30
  6. Step 6: Final answer
    x = 6,492,573.45

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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.