Home / 10,865,102.70-14,992,964.07-6,281,719.50

Finding the Fourth Proportional to 10,865,102.70, 14,992,964.07 and 6,281,719.50

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Solution

The fourth proportional to 10,865,102.70, 14,992,964.07 and 6,281,719.50 is: 8,668,265.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,102.70 : 14,992,964.07 = 6,281,719.50 : x
  2. Step 2: Convert to fraction form
    10,865,102.70/14,992,964.07 = 6,281,719.50/x
  3. Step 3: Cross multiply
    10,865,102.70x = 14,992,964.07 × 6,281,719.50
  4. Step 4: Simplify right side
    10,865,102.70x = 94,181,594,761,318.36
  5. Step 5: Solve for x
    x = 94,181,594,761,318.36/10,865,102.70
  6. Step 6: Final answer
    x = 8,668,265.49

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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.