Home / 12,001,635.70-16,562,128.10-6,494,888.76

Finding the Fourth Proportional to 12,001,635.70, 16,562,128.10 and 6,494,888.76

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Solution

The fourth proportional to 12,001,635.70, 16,562,128.10 and 6,494,888.76 is: 8,962,876.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001,635.70 : 16,562,128.10 = 6,494,888.76 : x
  2. Step 2: Convert to fraction form
    12,001,635.70/16,562,128.10 = 6,494,888.76/x
  3. Step 3: Cross multiply
    12,001,635.70x = 16,562,128.10 × 6,494,888.76
  4. Step 4: Simplify right side
    12,001,635.70x = 107,569,179,638,370.16
  5. Step 5: Solve for x
    x = 107,569,179,638,370.16/12,001,635.70
  6. Step 6: Final answer
    x = 8,962,876.59

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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.