Home / 39,407,231.18-59,116,488.19-12,115,815.53

Finding the Fourth Proportional to 39,407,231.18, 59,116,488.19 and 12,115,815.53

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Solution

The fourth proportional to 39,407,231.18, 59,116,488.19 and 12,115,815.53 is: 18,175,457.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407,231.18 : 59,116,488.19 = 12,115,815.53 : x
  2. Step 2: Convert to fraction form
    39,407,231.18/59,116,488.19 = 12,115,815.53/x
  3. Step 3: Cross multiply
    39,407,231.18x = 59,116,488.19 × 12,115,815.53
  4. Step 4: Simplify right side
    39,407,231.18x = 716,244,465,365,591.62
  5. Step 5: Solve for x
    x = 716,244,465,365,591.62/39,407,231.18
  6. Step 6: Final answer
    x = 18,175,457.75

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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.