Home / 14,606,209.84-20,149,778.28-9,451,235.92

Finding the Fourth Proportional to 14,606,209.84, 20,149,778.28 and 9,451,235.92

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Solution

The fourth proportional to 14,606,209.84, 20,149,778.28 and 9,451,235.92 is: 13,038,311.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,606,209.84 : 20,149,778.28 = 9,451,235.92 : x
  2. Step 2: Convert to fraction form
    14,606,209.84/20,149,778.28 = 9,451,235.92/x
  3. Step 3: Cross multiply
    14,606,209.84x = 20,149,778.28 × 9,451,235.92
  4. Step 4: Simplify right side
    14,606,209.84x = 190,440,308,259,971.81
  5. Step 5: Solve for x
    x = 190,440,308,259,971.81/14,606,209.84
  6. Step 6: Final answer
    x = 13,038,311.13

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1.5x scale

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.