Home / 39,407,213.39-59,116,461.39-12,115,797.66

Finding the Fourth Proportional to 39,407,213.39, 59,116,461.39 and 12,115,797.66

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Solution

The fourth proportional to 39,407,213.39, 59,116,461.39 and 12,115,797.66 is: 18,175,430.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407,213.39 : 59,116,461.39 = 12,115,797.66 : x
  2. Step 2: Convert to fraction form
    39,407,213.39/59,116,461.39 = 12,115,797.66/x
  3. Step 3: Cross multiply
    39,407,213.39x = 59,116,461.39 × 12,115,797.66
  4. Step 4: Simplify right side
    39,407,213.39x = 716,243,084,576,442.38
  5. Step 5: Solve for x
    x = 716,243,084,576,442.38/39,407,213.39
  6. Step 6: Final answer
    x = 18,175,430.92

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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.