Home / 18,087,051.10-27,130,576.65-16,386,439.90

Finding the Fourth Proportional to 18,087,051.10, 27,130,576.65 and 16,386,439.90

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Solution

The fourth proportional to 18,087,051.10, 27,130,576.65 and 16,386,439.90 is: 24,579,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087,051.10 : 27,130,576.65 = 16,386,439.90 : x
  2. Step 2: Convert to fraction form
    18,087,051.10/27,130,576.65 = 16,386,439.90/x
  3. Step 3: Cross multiply
    18,087,051.10x = 27,130,576.65 × 16,386,439.90
  4. Step 4: Simplify right side
    18,087,051.10x = 444,573,563,727,568.31
  5. Step 5: Solve for x
    x = 444,573,563,727,568.31/18,087,051.10
  6. Step 6: Final answer
    x = 24,579,659.85

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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.