Home / 10,865,140.20-14,993,015.82-6,281,757

Finding the Fourth Proportional to 10,865,140.20, 14,993,015.82 and 6,281,757

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Solution

The fourth proportional to 10,865,140.20, 14,993,015.82 and 6,281,757 is: 8,668,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,140.20 : 14,993,015.82 = 6,281,757 : x
  2. Step 2: Convert to fraction form
    10,865,140.20/14,993,015.82 = 6,281,757/x
  3. Step 3: Cross multiply
    10,865,140.20x = 14,993,015.82 × 6,281,757
  4. Step 4: Simplify right side
    10,865,140.20x = 94,182,482,078,395.73
  5. Step 5: Solve for x
    x = 94,182,482,078,395.73/10,865,140.20
  6. Step 6: Final answer
    x = 8,668,317.24

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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.