Home / 30,282,175.20-45,429,167.70-13,010,342.70

Finding the Fourth Proportional to 30,282,175.20, 45,429,167.70 and 13,010,342.70

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Solution

The fourth proportional to 30,282,175.20, 45,429,167.70 and 13,010,342.70 is: 19,518,051.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282,175.20 : 45,429,167.70 = 13,010,342.70 : x
  2. Step 2: Convert to fraction form
    30,282,175.20/45,429,167.70 = 13,010,342.70/x
  3. Step 3: Cross multiply
    30,282,175.20x = 45,429,167.70 × 13,010,342.70
  4. Step 4: Simplify right side
    30,282,175.20x = 591,049,040,352,770.75
  5. Step 5: Solve for x
    x = 591,049,040,352,770.75/30,282,175.20
  6. Step 6: Final answer
    x = 19,518,051.01

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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.