Home / 15,502,147.87-21,392,794.28-8,532,676.41

Finding the Fourth Proportional to 15,502,147.87, 21,392,794.28 and 8,532,676.41

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Solution

The fourth proportional to 15,502,147.87, 21,392,794.28 and 8,532,676.41 is: 11,775,000.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502,147.87 : 21,392,794.28 = 8,532,676.41 : x
  2. Step 2: Convert to fraction form
    15,502,147.87/21,392,794.28 = 8,532,676.41/x
  3. Step 3: Cross multiply
    15,502,147.87x = 21,392,794.28 × 8,532,676.41
  4. Step 4: Simplify right side
    15,502,147.87x = 182,537,791,096,938.94
  5. Step 5: Solve for x
    x = 182,537,791,096,938.94/15,502,147.87
  6. Step 6: Final answer
    x = 11,775,000.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.