Home / 14,194,812.80-21,277,014.08-10,139,000

Finding the Fourth Proportional to 14,194,812.80, 21,277,014.08 and 10,139,000

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Solution

The fourth proportional to 14,194,812.80, 21,277,014.08 and 10,139,000 is: 15,197,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194,812.80 : 21,277,014.08 = 10,139,000 : x
  2. Step 2: Convert to fraction form
    14,194,812.80/21,277,014.08 = 10,139,000/x
  3. Step 3: Cross multiply
    14,194,812.80x = 21,277,014.08 × 10,139,000
  4. Step 4: Simplify right side
    14,194,812.80x = 215,727,645,757,119.97
  5. Step 5: Solve for x
    x = 215,727,645,757,119.97/14,194,812.80
  6. Step 6: Final answer
    x = 15,197,639.36

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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.