Home / 19,476,551.20-26,872,811.76-12,592,750

Finding the Fourth Proportional to 19,476,551.20, 26,872,811.76 and 12,592,750

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Solution

The fourth proportional to 19,476,551.20, 26,872,811.76 and 12,592,750 is: 17,374,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476,551.20 : 26,872,811.76 = 12,592,750 : x
  2. Step 2: Convert to fraction form
    19,476,551.20/26,872,811.76 = 12,592,750/x
  3. Step 3: Cross multiply
    19,476,551.20x = 26,872,811.76 × 12,592,750
  4. Step 4: Simplify right side
    19,476,551.20x = 338,402,600,290,740
  5. Step 5: Solve for x
    x = 338,402,600,290,740/19,476,551.20
  6. Step 6: Final answer
    x = 17,374,872.83

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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.