Home / 13,624,045.79-18,801,045.90-7,429,076.84

Finding the Fourth Proportional to 13,624,045.79, 18,801,045.90 and 7,429,076.84

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Solution

The fourth proportional to 13,624,045.79, 18,801,045.90 and 7,429,076.84 is: 10,252,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624,045.79 : 18,801,045.90 = 7,429,076.84 : x
  2. Step 2: Convert to fraction form
    13,624,045.79/18,801,045.90 = 7,429,076.84/x
  3. Step 3: Cross multiply
    13,624,045.79x = 18,801,045.90 × 7,429,076.84
  4. Step 4: Simplify right side
    13,624,045.79x = 139,674,414,710,469.56
  5. Step 5: Solve for x
    x = 139,674,414,710,469.56/13,624,045.79
  6. Step 6: Final answer
    x = 10,252,051.18

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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.