Home / 84,044,026.36-115,982,531.04-47,374,587.64

Finding the Fourth Proportional to 84,044,026.36, 115,982,531.04 and 47,374,587.64

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Solution

The fourth proportional to 84,044,026.36, 115,982,531.04 and 47,374,587.64 is: 65,377,931.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,044,026.36 : 115,982,531.04 = 47,374,587.64 : x
  2. Step 2: Convert to fraction form
    84,044,026.36/115,982,531.04 = 47,374,587.64/x
  3. Step 3: Cross multiply
    84,044,026.36x = 115,982,531.04 × 47,374,587.64
  4. Step 4: Simplify right side
    84,044,026.36x = 5,494,624,581,463,501
  5. Step 5: Solve for x
    x = 5,494,624,581,463,501/84,044,026.36
  6. Step 6: Final answer
    x = 65,377,931.30

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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.