Home / 49,001,428-73,496,538.96-13,102,435.36

Finding the Fourth Proportional to 49,001,428, 73,496,538.96 and 13,102,435.36

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Solution

The fourth proportional to 49,001,428, 73,496,538.96 and 13,102,435.36 is: 19,652,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,001,428 : 73,496,538.96 = 13,102,435.36 : x
  2. Step 2: Convert to fraction form
    49,001,428/73,496,538.96 = 13,102,435.36/x
  3. Step 3: Cross multiply
    49,001,428x = 73,496,538.96 × 13,102,435.36
  4. Step 4: Simplify right side
    49,001,428x = 962,983,650,907,121.50
  5. Step 5: Solve for x
    x = 962,983,650,907,121.50/49,001,428
  6. Step 6: Final answer
    x = 19,652,154.85

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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.