Home / 57,266,922.63-79,027,688.93-31,160,990.67

Finding the Fourth Proportional to 57,266,922.63, 79,027,688.93 and 31,160,990.67

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Solution

The fourth proportional to 57,266,922.63, 79,027,688.93 and 31,160,990.67 is: 43,001,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,266,922.63 : 79,027,688.93 = 31,160,990.67 : x
  2. Step 2: Convert to fraction form
    57,266,922.63/79,027,688.93 = 31,160,990.67/x
  3. Step 3: Cross multiply
    57,266,922.63x = 79,027,688.93 × 31,160,990.67
  4. Step 4: Simplify right side
    57,266,922.63x = 2,462,581,077,263,587.50
  5. Step 5: Solve for x
    x = 2,462,581,077,263,587.50/57,266,922.63
  6. Step 6: Final answer
    x = 43,001,805.65

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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.