Home / 49,284,619.40-73,926,929.10-21,990,859.40

Finding the Fourth Proportional to 49,284,619.40, 73,926,929.10 and 21,990,859.40

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Solution

The fourth proportional to 49,284,619.40, 73,926,929.10 and 21,990,859.40 is: 32,986,289.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,284,619.40 : 73,926,929.10 = 21,990,859.40 : x
  2. Step 2: Convert to fraction form
    49,284,619.40/73,926,929.10 = 21,990,859.40/x
  3. Step 3: Cross multiply
    49,284,619.40x = 73,926,929.10 × 21,990,859.40
  4. Step 4: Simplify right side
    49,284,619.40x = 1,625,716,703,711,868.25
  5. Step 5: Solve for x
    x = 1,625,716,703,711,868.25/49,284,619.40
  6. Step 6: Final answer
    x = 32,986,289.10

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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.