Home / 15,360,603.60-23,040,905.40-12,474,152.40

Finding the Fourth Proportional to 15,360,603.60, 23,040,905.40 and 12,474,152.40

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Solution

The fourth proportional to 15,360,603.60, 23,040,905.40 and 12,474,152.40 is: 18,711,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360,603.60 : 23,040,905.40 = 12,474,152.40 : x
  2. Step 2: Convert to fraction form
    15,360,603.60/23,040,905.40 = 12,474,152.40/x
  3. Step 3: Cross multiply
    15,360,603.60x = 23,040,905.40 × 12,474,152.40
  4. Step 4: Simplify right side
    15,360,603.60x = 287,415,765,393,582.94
  5. Step 5: Solve for x
    x = 287,415,765,393,582.94/15,360,603.60
  6. Step 6: Final answer
    x = 18,711,228.60

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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.