Home / 13,824,015.40-20,736,023.10-6,746,127.40

Finding the Fourth Proportional to 13,824,015.40, 20,736,023.10 and 6,746,127.40

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Solution

The fourth proportional to 13,824,015.40, 20,736,023.10 and 6,746,127.40 is: 10,119,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,015.40 : 20,736,023.10 = 6,746,127.40 : x
  2. Step 2: Convert to fraction form
    13,824,015.40/20,736,023.10 = 6,746,127.40/x
  3. Step 3: Cross multiply
    13,824,015.40x = 20,736,023.10 × 6,746,127.40
  4. Step 4: Simplify right side
    13,824,015.40x = 139,887,853,601,942.95
  5. Step 5: Solve for x
    x = 139,887,853,601,942.95/13,824,015.40
  6. Step 6: Final answer
    x = 10,119,191.10

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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.