Home / 14,539,911.40-21,809,867.10-8,871,207.40

Finding the Fourth Proportional to 14,539,911.40, 21,809,867.10 and 8,871,207.40

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Solution

The fourth proportional to 14,539,911.40, 21,809,867.10 and 8,871,207.40 is: 13,306,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539,911.40 : 21,809,867.10 = 8,871,207.40 : x
  2. Step 2: Convert to fraction form
    14,539,911.40/21,809,867.10 = 8,871,207.40/x
  3. Step 3: Cross multiply
    14,539,911.40x = 21,809,867.10 × 8,871,207.40
  4. Step 4: Simplify right side
    14,539,911.40x = 193,479,854,410,536.56
  5. Step 5: Solve for x
    x = 193,479,854,410,536.56/14,539,911.40
  6. Step 6: Final answer
    x = 13,306,811.10

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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.