Home / 13,736,267.48-18,955,100.28-7,624,214.84

Finding the Fourth Proportional to 13,736,267.48, 18,955,100.28 and 7,624,214.84

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Solution

The fourth proportional to 13,736,267.48, 18,955,100.28 and 7,624,214.84 is: 10,520,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736,267.48 : 18,955,100.28 = 7,624,214.84 : x
  2. Step 2: Convert to fraction form
    13,736,267.48/18,955,100.28 = 7,624,214.84/x
  3. Step 3: Cross multiply
    13,736,267.48x = 18,955,100.28 × 7,624,214.84
  4. Step 4: Simplify right side
    13,736,267.48x = 144,517,756,848,464.16
  5. Step 5: Solve for x
    x = 144,517,756,848,464.16/13,736,267.48
  6. Step 6: Final answer
    x = 10,520,889.83

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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.