Home / 18,641,813.95-25,725,182.55-10,381,873.98

Finding the Fourth Proportional to 18,641,813.95, 25,725,182.55 and 10,381,873.98

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Solution

The fourth proportional to 18,641,813.95, 25,725,182.55 and 10,381,873.98 is: 14,326,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,813.95 : 25,725,182.55 = 10,381,873.98 : x
  2. Step 2: Convert to fraction form
    18,641,813.95/25,725,182.55 = 10,381,873.98/x
  3. Step 3: Cross multiply
    18,641,813.95x = 25,725,182.55 × 10,381,873.98
  4. Step 4: Simplify right side
    18,641,813.95x = 267,075,603,404,132.47
  5. Step 5: Solve for x
    x = 267,075,603,404,132.47/18,641,813.95
  6. Step 6: Final answer
    x = 14,326,696.11

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