Home / 57,272,171.03-79,035,297.09-31,166,875.70

Finding the Fourth Proportional to 57,272,171.03, 79,035,297.09 and 31,166,875.70

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Solution

The fourth proportional to 57,272,171.03, 79,035,297.09 and 31,166,875.70 is: 43,010,125.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,272,171.03 : 79,035,297.09 = 31,166,875.70 : x
  2. Step 2: Convert to fraction form
    57,272,171.03/79,035,297.09 = 31,166,875.70/x
  3. Step 3: Cross multiply
    57,272,171.03x = 79,035,297.09 × 31,166,875.70
  4. Step 4: Simplify right side
    57,272,171.03x = 2,463,283,280,316,602
  5. Step 5: Solve for x
    x = 2,463,283,280,316,602/57,272,171.03
  6. Step 6: Final answer
    x = 43,010,125.79

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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.