Home / 22,779,495.23-31,435,682.94-12,858,466.64

Finding the Fourth Proportional to 22,779,495.23, 31,435,682.94 and 12,858,466.64

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Solution

The fourth proportional to 22,779,495.23, 31,435,682.94 and 12,858,466.64 is: 17,744,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,779,495.23 : 31,435,682.94 = 12,858,466.64 : x
  2. Step 2: Convert to fraction form
    22,779,495.23/31,435,682.94 = 12,858,466.64/x
  3. Step 3: Cross multiply
    22,779,495.23x = 31,435,682.94 × 12,858,466.64
  4. Step 4: Simplify right side
    22,779,495.23x = 404,214,680,232,428.69
  5. Step 5: Solve for x
    x = 404,214,680,232,428.69/22,779,495.23
  6. Step 6: Final answer
    x = 17,744,672.40

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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.