Home / 51,544,412.70-77,314,869.45-13,206,302.70

Finding the Fourth Proportional to 51,544,412.70, 77,314,869.45 and 13,206,302.70

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Solution

The fourth proportional to 51,544,412.70, 77,314,869.45 and 13,206,302.70 is: 19,809,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,544,412.70 : 77,314,869.45 = 13,206,302.70 : x
  2. Step 2: Convert to fraction form
    51,544,412.70/77,314,869.45 = 13,206,302.70/x
  3. Step 3: Cross multiply
    51,544,412.70x = 77,314,869.45 × 13,206,302.70
  4. Step 4: Simplify right side
    51,544,412.70x = 1,021,043,569,167,682.50
  5. Step 5: Solve for x
    x = 1,021,043,569,167,682.50/51,544,412.70
  6. Step 6: Final answer
    x = 19,809,005.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.