Home / 27,559,827.40-41,339,741.10-8,390,432.20

Finding the Fourth Proportional to 27,559,827.40, 41,339,741.10 and 8,390,432.20

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Solution

The fourth proportional to 27,559,827.40, 41,339,741.10 and 8,390,432.20 is: 12,585,648.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559,827.40 : 41,339,741.10 = 8,390,432.20 : x
  2. Step 2: Convert to fraction form
    27,559,827.40/41,339,741.10 = 8,390,432.20/x
  3. Step 3: Cross multiply
    27,559,827.40x = 41,339,741.10 × 8,390,432.20
  4. Step 4: Simplify right side
    27,559,827.40x = 346,858,294,865,103.38
  5. Step 5: Solve for x
    x = 346,858,294,865,103.38/27,559,827.40
  6. Step 6: Final answer
    x = 12,585,648.30

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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.