Home / 21,404,880.12-32,112,226.76-9,276,379.95

Finding the Fourth Proportional to 21,404,880.12, 32,112,226.76 and 9,276,379.95

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Solution

The fourth proportional to 21,404,880.12, 32,112,226.76 and 9,276,379.95 is: 13,916,696.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,404,880.12 : 32,112,226.76 = 9,276,379.95 : x
  2. Step 2: Convert to fraction form
    21,404,880.12/32,112,226.76 = 9,276,379.95/x
  3. Step 3: Cross multiply
    21,404,880.12x = 32,112,226.76 × 9,276,379.95
  4. Step 4: Simplify right side
    21,404,880.12x = 297,885,216,419,935.50
  5. Step 5: Solve for x
    x = 297,885,216,419,935.50/21,404,880.12
  6. Step 6: Final answer
    x = 13,916,696.32

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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.