Home / 12,946,625.60-19,419,938.40-4,859,585.60

Finding the Fourth Proportional to 12,946,625.60, 19,419,938.40 and 4,859,585.60

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Solution

The fourth proportional to 12,946,625.60, 19,419,938.40 and 4,859,585.60 is: 7,289,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,625.60 : 19,419,938.40 = 4,859,585.60 : x
  2. Step 2: Convert to fraction form
    12,946,625.60/19,419,938.40 = 4,859,585.60/x
  3. Step 3: Cross multiply
    12,946,625.60x = 19,419,938.40 × 4,859,585.60
  4. Step 4: Simplify right side
    12,946,625.60x = 94,372,853,001,527.03
  5. Step 5: Solve for x
    x = 94,372,853,001,527.03/12,946,625.60
  6. Step 6: Final answer
    x = 7,289,378.40

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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.