Home / 43,222,779.56-64,838,709.96-14,078,889.70

Finding the Fourth Proportional to 43,222,779.56, 64,838,709.96 and 14,078,889.70

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Solution

The fourth proportional to 43,222,779.56, 64,838,709.96 and 14,078,889.70 is: 21,119,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,222,779.56 : 64,838,709.96 = 14,078,889.70 : x
  2. Step 2: Convert to fraction form
    43,222,779.56/64,838,709.96 = 14,078,889.70/x
  3. Step 3: Cross multiply
    43,222,779.56x = 64,838,709.96 × 14,078,889.70
  4. Step 4: Simplify right side
    43,222,779.56x = 912,857,045,817,131.38
  5. Step 5: Solve for x
    x = 912,857,045,817,131.38/43,222,779.56
  6. Step 6: Final answer
    x = 21,119,813.56

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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.