Home / 12,105,398.51-16,705,314.06-6,598,652.80

Finding the Fourth Proportional to 12,105,398.51, 16,705,314.06 and 6,598,652.80

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Solution

The fourth proportional to 12,105,398.51, 16,705,314.06 and 6,598,652.80 is: 9,106,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,105,398.51 : 16,705,314.06 = 6,598,652.80 : x
  2. Step 2: Convert to fraction form
    12,105,398.51/16,705,314.06 = 6,598,652.80/x
  3. Step 3: Cross multiply
    12,105,398.51x = 16,705,314.06 × 6,598,652.80
  4. Step 4: Simplify right side
    12,105,398.51x = 110,232,567,313,371.80
  5. Step 5: Solve for x
    x = 110,232,567,313,371.80/12,105,398.51
  6. Step 6: Final answer
    x = 9,106,066.79

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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.