Home / 22,627,121.16-31,226,135.40-12,837,977.40

Finding the Fourth Proportional to 22,627,121.16, 31,226,135.40 and 12,837,977.40

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Solution

The fourth proportional to 22,627,121.16, 31,226,135.40 and 12,837,977.40 is: 17,716,810.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,627,121.16 : 31,226,135.40 = 12,837,977.40 : x
  2. Step 2: Convert to fraction form
    22,627,121.16/31,226,135.40 = 12,837,977.40/x
  3. Step 3: Cross multiply
    22,627,121.16x = 31,226,135.40 × 12,837,977.40
  4. Step 4: Simplify right side
    22,627,121.16x = 400,880,420,554,539.94
  5. Step 5: Solve for x
    x = 400,880,420,554,539.94/22,627,121.16
  6. Step 6: Final answer
    x = 17,716,810.62

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Why These Related Problems?

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