Home / 13,247,998.20-19,872,653.40-6,870,706.20

Finding the Fourth Proportional to 13,247,998.20, 19,872,653.40 and 6,870,706.20

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Solution

The fourth proportional to 13,247,998.20, 19,872,653.40 and 6,870,706.20 is: 10,306,399.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247,998.20 : 19,872,653.40 = 6,870,706.20 : x
  2. Step 2: Convert to fraction form
    13,247,998.20/19,872,653.40 = 6,870,706.20/x
  3. Step 3: Cross multiply
    13,247,998.20x = 19,872,653.40 × 6,870,706.20
  4. Step 4: Simplify right side
    13,247,998.20x = 136,539,162,925,831.08
  5. Step 5: Solve for x
    x = 136,539,162,925,831.08/13,247,998.20
  6. Step 6: Final answer
    x = 10,306,399.57

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1.5x scale

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.