Home / 14,659,510.12-20,249,512.74-12,220,096.36

Finding the Fourth Proportional to 14,659,510.12, 20,249,512.74 and 12,220,096.36

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Solution

The fourth proportional to 14,659,510.12, 20,249,512.74 and 12,220,096.36 is: 16,879,895.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659,510.12 : 20,249,512.74 = 12,220,096.36 : x
  2. Step 2: Convert to fraction form
    14,659,510.12/20,249,512.74 = 12,220,096.36/x
  3. Step 3: Cross multiply
    14,659,510.12x = 20,249,512.74 × 12,220,096.36
  4. Step 4: Simplify right side
    14,659,510.12x = 247,450,996,925,847.59
  5. Step 5: Solve for x
    x = 247,450,996,925,847.59/14,659,510.12
  6. Step 6: Final answer
    x = 16,879,895.36

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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.