Home / 16,878,156.51-23,291,834.94-9,143,230.80

Finding the Fourth Proportional to 16,878,156.51, 23,291,834.94 and 9,143,230.80

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Solution

The fourth proportional to 16,878,156.51, 23,291,834.94 and 9,143,230.80 is: 12,617,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,878,156.51 : 23,291,834.94 = 9,143,230.80 : x
  2. Step 2: Convert to fraction form
    16,878,156.51/23,291,834.94 = 9,143,230.80/x
  3. Step 3: Cross multiply
    16,878,156.51x = 23,291,834.94 × 9,143,230.80
  4. Step 4: Simplify right side
    16,878,156.51x = 212,962,622,611,924.19
  5. Step 5: Solve for x
    x = 212,962,622,611,924.19/16,878,156.51
  6. Step 6: Final answer
    x = 12,617,647.10

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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.