Home / 14,398,354.80-21,597,532.20-10,571,979.60

Finding the Fourth Proportional to 14,398,354.80, 21,597,532.20 and 10,571,979.60

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Solution

The fourth proportional to 14,398,354.80, 21,597,532.20 and 10,571,979.60 is: 15,857,969.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398,354.80 : 21,597,532.20 = 10,571,979.60 : x
  2. Step 2: Convert to fraction form
    14,398,354.80/21,597,532.20 = 10,571,979.60/x
  3. Step 3: Cross multiply
    14,398,354.80x = 21,597,532.20 × 10,571,979.60
  4. Step 4: Simplify right side
    14,398,354.80x = 228,328,669,828,743.09
  5. Step 5: Solve for x
    x = 228,328,669,828,743.09/14,398,354.80
  6. Step 6: Final answer
    x = 15,857,969.40

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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.