Home / 30,482,326.80-42,065,463.24-16,731,524.88

Finding the Fourth Proportional to 30,482,326.80, 42,065,463.24 and 16,731,524.88

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Solution

The fourth proportional to 30,482,326.80, 42,065,463.24 and 16,731,524.88 is: 23,089,423.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,482,326.80 : 42,065,463.24 = 16,731,524.88 : x
  2. Step 2: Convert to fraction form
    30,482,326.80/42,065,463.24 = 16,731,524.88/x
  3. Step 3: Cross multiply
    30,482,326.80x = 42,065,463.24 × 16,731,524.88
  4. Step 4: Simplify right side
    30,482,326.80x = 703,819,344,788,785.50
  5. Step 5: Solve for x
    x = 703,819,344,788,785.50/30,482,326.80
  6. Step 6: Final answer
    x = 23,089,423.24

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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.