Home / 21,333,889.96-32,000,850.54-5,159,856.80

Finding the Fourth Proportional to 21,333,889.96, 32,000,850.54 and 5,159,856.80

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Solution

The fourth proportional to 21,333,889.96, 32,000,850.54 and 5,159,856.80 is: 7,739,788.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,889.96 : 32,000,850.54 = 5,159,856.80 : x
  2. Step 2: Convert to fraction form
    21,333,889.96/32,000,850.54 = 5,159,856.80/x
  3. Step 3: Cross multiply
    21,333,889.96x = 32,000,850.54 × 5,159,856.80
  4. Step 4: Simplify right side
    21,333,889.96x = 165,119,806,344,604.81
  5. Step 5: Solve for x
    x = 165,119,806,344,604.81/21,333,889.96
  6. Step 6: Final answer
    x = 7,739,788.98

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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.