Home / 8,276,007.70-12,415,798.36-2,519,191.50

Finding the Fourth Proportional to 8,276,007.70, 12,415,798.36 and 2,519,191.50

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Solution

The fourth proportional to 8,276,007.70, 12,415,798.36 and 2,519,191.50 is: 3,779,331.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,007.70 : 12,415,798.36 = 2,519,191.50 : x
  2. Step 2: Convert to fraction form
    8,276,007.70/12,415,798.36 = 2,519,191.50/x
  3. Step 3: Cross multiply
    8,276,007.70x = 12,415,798.36 × 2,519,191.50
  4. Step 4: Simplify right side
    8,276,007.70x = 31,277,773,619,550.99
  5. Step 5: Solve for x
    x = 31,277,773,619,550.99/8,276,007.70
  6. Step 6: Final answer
    x = 3,779,331.14

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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.