Home / 38,160,118.31-57,212,271.06-12,237,663.96

Finding the Fourth Proportional to 38,160,118.31, 57,212,271.06 and 12,237,663.96

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Solution

The fourth proportional to 38,160,118.31, 57,212,271.06 and 12,237,663.96 is: 18,347,546.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,160,118.31 : 57,212,271.06 = 12,237,663.96 : x
  2. Step 2: Convert to fraction form
    38,160,118.31/57,212,271.06 = 12,237,663.96/x
  3. Step 3: Cross multiply
    38,160,118.31x = 57,212,271.06 × 12,237,663.96
  4. Step 4: Simplify right side
    38,160,118.31x = 700,144,547,620,713.12
  5. Step 5: Solve for x
    x = 700,144,547,620,713.12/38,160,118.31
  6. Step 6: Final answer
    x = 18,347,546.57

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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.