Home / 16,913,344.94-23,340,431.04-9,178,387.28

Finding the Fourth Proportional to 16,913,344.94, 23,340,431.04 and 9,178,387.28

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Solution

The fourth proportional to 16,913,344.94, 23,340,431.04 and 9,178,387.28 is: 12,666,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913,344.94 : 23,340,431.04 = 9,178,387.28 : x
  2. Step 2: Convert to fraction form
    16,913,344.94/23,340,431.04 = 9,178,387.28/x
  3. Step 3: Cross multiply
    16,913,344.94x = 23,340,431.04 × 9,178,387.28
  4. Step 4: Simplify right side
    16,913,344.94x = 214,227,515,367,253.16
  5. Step 5: Solve for x
    x = 214,227,515,367,253.16/16,913,344.94
  6. Step 6: Final answer
    x = 12,666,182.60

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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.