Home / 14,071,435.95-19,418,779.90-8,107,546.67

Finding the Fourth Proportional to 14,071,435.95, 19,418,779.90 and 8,107,546.67

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Solution

The fourth proportional to 14,071,435.95, 19,418,779.90 and 8,107,546.67 is: 11,188,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071,435.95 : 19,418,779.90 = 8,107,546.67 : x
  2. Step 2: Convert to fraction form
    14,071,435.95/19,418,779.90 = 8,107,546.67/x
  3. Step 3: Cross multiply
    14,071,435.95x = 19,418,779.90 × 8,107,546.67
  4. Step 4: Simplify right side
    14,071,435.95x = 157,438,664,224,623.25
  5. Step 5: Solve for x
    x = 157,438,664,224,623.25/14,071,435.95
  6. Step 6: Final answer
    x = 11,188,528.64

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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.