Home / 106,388,437.59-159,569,448.25-28,671,421.54

Finding the Fourth Proportional to 106,388,437.59, 159,569,448.25 and 28,671,421.54

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Solution

The fourth proportional to 106,388,437.59, 159,569,448.25 and 28,671,421.54 is: 43,003,572.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,388,437.59 : 159,569,448.25 = 28,671,421.54 : x
  2. Step 2: Convert to fraction form
    106,388,437.59/159,569,448.25 = 28,671,421.54/x
  3. Step 3: Cross multiply
    106,388,437.59x = 159,569,448.25 × 28,671,421.54
  4. Step 4: Simplify right side
    106,388,437.59x = 4,575,082,915,609,287
  5. Step 5: Solve for x
    x = 4,575,082,915,609,287/106,388,437.59
  6. Step 6: Final answer
    x = 43,003,572.75

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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.