Home / 18,741,182.30-28,085,529.45-14,909,558.30

Finding the Fourth Proportional to 18,741,182.30, 28,085,529.45 and 14,909,558.30

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Solution

The fourth proportional to 18,741,182.30, 28,085,529.45 and 14,909,558.30 is: 22,343,459.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,741,182.30 : 28,085,529.45 = 14,909,558.30 : x
  2. Step 2: Convert to fraction form
    18,741,182.30/28,085,529.45 = 14,909,558.30/x
  3. Step 3: Cross multiply
    18,741,182.30x = 28,085,529.45 × 14,909,558.30
  4. Step 4: Simplify right side
    18,741,182.30x = 418,742,838,721,141.94
  5. Step 5: Solve for x
    x = 418,742,838,721,141.94/18,741,182.30
  6. Step 6: Final answer
    x = 22,343,459.02

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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.