Home / 39,407,216.83-59,116,466.53-12,115,801.09

Finding the Fourth Proportional to 39,407,216.83, 59,116,466.53 and 12,115,801.09

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Solution

The fourth proportional to 39,407,216.83, 59,116,466.53 and 12,115,801.09 is: 18,175,436.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407,216.83 : 59,116,466.53 = 12,115,801.09 : x
  2. Step 2: Convert to fraction form
    39,407,216.83/59,116,466.53 = 12,115,801.09/x
  3. Step 3: Cross multiply
    39,407,216.83x = 59,116,466.53 × 12,115,801.09
  4. Step 4: Simplify right side
    39,407,216.83x = 716,243,349,621,122.50
  5. Step 5: Solve for x
    x = 716,243,349,621,122.50/39,407,216.83
  6. Step 6: Final answer
    x = 18,175,436.06

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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.