Home / 89,856,071.40-134,784,107.10-36,042,004.20

Finding the Fourth Proportional to 89,856,071.40, 134,784,107.10 and 36,042,004.20

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Solution

The fourth proportional to 89,856,071.40, 134,784,107.10 and 36,042,004.20 is: 54,063,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,856,071.40 : 134,784,107.10 = 36,042,004.20 : x
  2. Step 2: Convert to fraction form
    89,856,071.40/134,784,107.10 = 36,042,004.20/x
  3. Step 3: Cross multiply
    89,856,071.40x = 134,784,107.10 × 36,042,004.20
  4. Step 4: Simplify right side
    89,856,071.40x = 4,857,889,354,191,450
  5. Step 5: Solve for x
    x = 4,857,889,354,191,450/89,856,071.40
  6. Step 6: Final answer
    x = 54,063,006.30

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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.