Home / 20,423,234.40-30,680,470.80-17,064,002.40

Finding the Fourth Proportional to 20,423,234.40, 30,680,470.80 and 17,064,002.40

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Solution

The fourth proportional to 20,423,234.40, 30,680,470.80 and 17,064,002.40 is: 25,634,119.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,423,234.40 : 30,680,470.80 = 17,064,002.40 : x
  2. Step 2: Convert to fraction form
    20,423,234.40/30,680,470.80 = 17,064,002.40/x
  3. Step 3: Cross multiply
    20,423,234.40x = 30,680,470.80 × 17,064,002.40
  4. Step 4: Simplify right side
    20,423,234.40x = 523,531,627,364,329.88
  5. Step 5: Solve for x
    x = 523,531,627,364,329.88/20,423,234.40
  6. Step 6: Final answer
    x = 25,634,119.31

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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.