Home / 28,692,070.24-43,012,623.46-11,180,572.88

Finding the Fourth Proportional to 28,692,070.24, 43,012,623.46 and 11,180,572.88

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Solution

The fourth proportional to 28,692,070.24, 43,012,623.46 and 11,180,572.88 is: 16,760,929.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,692,070.24 : 43,012,623.46 = 11,180,572.88 : x
  2. Step 2: Convert to fraction form
    28,692,070.24/43,012,623.46 = 11,180,572.88/x
  3. Step 3: Cross multiply
    28,692,070.24x = 43,012,623.46 × 11,180,572.88
  4. Step 4: Simplify right side
    28,692,070.24x = 480,905,771,354,527.81
  5. Step 5: Solve for x
    x = 480,905,771,354,527.81/28,692,070.24
  6. Step 6: Final answer
    x = 16,760,929.67

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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.