Home / 8,426,319.84-11,636,352.39-7,967,260.35

Finding the Fourth Proportional to 8,426,319.84, 11,636,352.39 and 7,967,260.35

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Solution

The fourth proportional to 8,426,319.84, 11,636,352.39 and 7,967,260.35 is: 11,002,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,319.84 : 11,636,352.39 = 7,967,260.35 : x
  2. Step 2: Convert to fraction form
    8,426,319.84/11,636,352.39 = 7,967,260.35/x
  3. Step 3: Cross multiply
    8,426,319.84x = 11,636,352.39 × 7,967,260.35
  4. Step 4: Simplify right side
    8,426,319.84x = 92,709,849,015,474.73
  5. Step 5: Solve for x
    x = 92,709,849,015,474.73/8,426,319.84
  6. Step 6: Final answer
    x = 11,002,412.77

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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.