Home / 39,407,330.67-59,116,637.19-12,115,914.69

Finding the Fourth Proportional to 39,407,330.67, 59,116,637.19 and 12,115,914.69

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Solution

The fourth proportional to 39,407,330.67, 59,116,637.19 and 12,115,914.69 is: 18,175,606.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407,330.67 : 59,116,637.19 = 12,115,914.69 : x
  2. Step 2: Convert to fraction form
    39,407,330.67/59,116,637.19 = 12,115,914.69/x
  3. Step 3: Cross multiply
    39,407,330.67x = 59,116,637.19 × 12,115,914.69
  4. Step 4: Simplify right side
    39,407,330.67x = 716,252,132,953,721.25
  5. Step 5: Solve for x
    x = 716,252,132,953,721.25/39,407,330.67
  6. Step 6: Final answer
    x = 18,175,606.44

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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.