Home / 28,446,705.56-42,652,779.21-11,154,188.74

Finding the Fourth Proportional to 28,446,705.56, 42,652,779.21 and 11,154,188.74

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Solution

The fourth proportional to 28,446,705.56, 42,652,779.21 and 11,154,188.74 is: 16,724,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446,705.56 : 42,652,779.21 = 11,154,188.74 : x
  2. Step 2: Convert to fraction form
    28,446,705.56/42,652,779.21 = 11,154,188.74/x
  3. Step 3: Cross multiply
    28,446,705.56x = 42,652,779.21 × 11,154,188.74
  4. Step 4: Simplify right side
    28,446,705.56x = 475,757,149,734,131.50
  5. Step 5: Solve for x
    x = 475,757,149,734,131.50/28,446,705.56
  6. Step 6: Final answer
    x = 16,724,507.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.