Home / 18,087,042.60-27,130,563.90-16,386,431.40

Finding the Fourth Proportional to 18,087,042.60, 27,130,563.90 and 16,386,431.40

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Solution

The fourth proportional to 18,087,042.60, 27,130,563.90 and 16,386,431.40 is: 24,579,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087,042.60 : 27,130,563.90 = 16,386,431.40 : x
  2. Step 2: Convert to fraction form
    18,087,042.60/27,130,563.90 = 16,386,431.40/x
  3. Step 3: Cross multiply
    18,087,042.60x = 27,130,563.90 × 16,386,431.40
  4. Step 4: Simplify right side
    18,087,042.60x = 444,573,124,190,666.44
  5. Step 5: Solve for x
    x = 444,573,124,190,666.44/18,087,042.60
  6. Step 6: Final answer
    x = 24,579,647.10

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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.