Home / 12,762,555.56-17,612,382.08-6,961,461.92

Finding the Fourth Proportional to 12,762,555.56, 17,612,382.08 and 6,961,461.92

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Solution

The fourth proportional to 12,762,555.56, 17,612,382.08 and 6,961,461.92 is: 9,606,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762,555.56 : 17,612,382.08 = 6,961,461.92 : x
  2. Step 2: Convert to fraction form
    12,762,555.56/17,612,382.08 = 6,961,461.92/x
  3. Step 3: Cross multiply
    12,762,555.56x = 17,612,382.08 × 6,961,461.92
  4. Step 4: Simplify right side
    12,762,555.56x = 122,607,927,170,410.38
  5. Step 5: Solve for x
    x = 122,607,927,170,410.38/12,762,555.56
  6. Step 6: Final answer
    x = 9,606,847.67

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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.