Home / 25,774,658.16-38,609,766.48-11,921,928

Finding the Fourth Proportional to 25,774,658.16, 38,609,766.48 and 11,921,928

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Solution

The fourth proportional to 25,774,658.16, 38,609,766.48 and 11,921,928 is: 17,858,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,774,658.16 : 38,609,766.48 = 11,921,928 : x
  2. Step 2: Convert to fraction form
    25,774,658.16/38,609,766.48 = 11,921,928/x
  3. Step 3: Cross multiply
    25,774,658.16x = 38,609,766.48 × 11,921,928
  4. Step 4: Simplify right side
    25,774,658.16x = 460,302,856,071,373.38
  5. Step 5: Solve for x
    x = 460,302,856,071,373.38/25,774,658.16
  6. Step 6: Final answer
    x = 17,858,737.57

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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.