Home / 19,863,989.96-29,779,912.92-6,210,111.56

Finding the Fourth Proportional to 19,863,989.96, 29,779,912.92 and 6,210,111.56

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Solution

The fourth proportional to 19,863,989.96, 29,779,912.92 and 6,210,111.56 is: 9,310,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863,989.96 : 29,779,912.92 = 6,210,111.56 : x
  2. Step 2: Convert to fraction form
    19,863,989.96/29,779,912.92 = 6,210,111.56/x
  3. Step 3: Cross multiply
    19,863,989.96x = 29,779,912.92 × 6,210,111.56
  4. Step 4: Simplify right side
    19,863,989.96x = 184,936,581,480,285.34
  5. Step 5: Solve for x
    x = 184,936,581,480,285.34/19,863,989.96
  6. Step 6: Final answer
    x = 9,310,142.72

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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.