Home / 28,004,126.40-42,005,770.83-17,077,526.10

Finding the Fourth Proportional to 28,004,126.40, 42,005,770.83 and 17,077,526.10

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Solution

The fourth proportional to 28,004,126.40, 42,005,770.83 and 17,077,526.10 is: 25,616,033.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,004,126.40 : 42,005,770.83 = 17,077,526.10 : x
  2. Step 2: Convert to fraction form
    28,004,126.40/42,005,770.83 = 17,077,526.10/x
  3. Step 3: Cross multiply
    28,004,126.40x = 42,005,770.83 × 17,077,526.10
  4. Step 4: Simplify right side
    28,004,126.40x = 717,354,647,699,943.75
  5. Step 5: Solve for x
    x = 717,354,647,699,943.75/28,004,126.40
  6. Step 6: Final answer
    x = 25,616,033.77

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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.