Home / 14,882,674.32-20,540,336.40-9,084,830.40

Finding the Fourth Proportional to 14,882,674.32, 20,540,336.40 and 9,084,830.40

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Solution

The fourth proportional to 14,882,674.32, 20,540,336.40 and 9,084,830.40 is: 12,538,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,882,674.32 : 20,540,336.40 = 9,084,830.40 : x
  2. Step 2: Convert to fraction form
    14,882,674.32/20,540,336.40 = 9,084,830.40/x
  3. Step 3: Cross multiply
    14,882,674.32x = 20,540,336.40 × 9,084,830.40
  4. Step 4: Simplify right side
    14,882,674.32x = 186,605,472,552,946.56
  5. Step 5: Solve for x
    x = 186,605,472,552,946.56/14,882,674.32
  6. Step 6: Final answer
    x = 12,538,436.88

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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.