Home / 12,001,045.34-16,561,442.03-6,494,420.36

Finding the Fourth Proportional to 12,001,045.34, 16,561,442.03 and 6,494,420.36

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Solution

The fourth proportional to 12,001,045.34, 16,561,442.03 and 6,494,420.36 is: 8,962,299.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001,045.34 : 16,561,442.03 = 6,494,420.36 : x
  2. Step 2: Convert to fraction form
    12,001,045.34/16,561,442.03 = 6,494,420.36/x
  3. Step 3: Cross multiply
    12,001,045.34x = 16,561,442.03 × 6,494,420.36
  4. Step 4: Simplify right side
    12,001,045.34x = 107,556,966,319,523.23
  5. Step 5: Solve for x
    x = 107,556,966,319,523.23/12,001,045.34
  6. Step 6: Final answer
    x = 8,962,299.80

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1.5x scale

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.