Home / 21,999,926.68-30,360,222.30-12,210,998.92

Finding the Fourth Proportional to 21,999,926.68, 30,360,222.30 and 12,210,998.92

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Solution

The fourth proportional to 21,999,926.68, 30,360,222.30 and 12,210,998.92 is: 16,851,358.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,999,926.68 : 30,360,222.30 = 12,210,998.92 : x
  2. Step 2: Convert to fraction form
    21,999,926.68/30,360,222.30 = 12,210,998.92/x
  3. Step 3: Cross multiply
    21,999,926.68x = 30,360,222.30 × 12,210,998.92
  4. Step 4: Simplify right side
    21,999,926.68x = 370,728,641,716,259.94
  5. Step 5: Solve for x
    x = 370,728,641,716,259.94/21,999,926.68
  6. Step 6: Final answer
    x = 16,851,358.06

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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.