Home / 20,030,894.20-30,077,834.10-11,527,838.20

Finding the Fourth Proportional to 20,030,894.20, 30,077,834.10 and 11,527,838.20

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Solution

The fourth proportional to 20,030,894.20, 30,077,834.10 and 11,527,838.20 is: 17,309,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,030,894.20 : 30,077,834.10 = 11,527,838.20 : x
  2. Step 2: Convert to fraction form
    20,030,894.20/30,077,834.10 = 11,527,838.20/x
  3. Step 3: Cross multiply
    20,030,894.20x = 30,077,834.10 × 11,527,838.20
  4. Step 4: Simplify right side
    20,030,894.20x = 346,732,404,911,242.62
  5. Step 5: Solve for x
    x = 346,732,404,911,242.62/20,030,894.20
  6. Step 6: Final answer
    x = 17,309,881.50

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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.