Home / 12,705,274.48-19,058,741.16-9,303,741.04

Finding the Fourth Proportional to 12,705,274.48, 19,058,741.16 and 9,303,741.04

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Solution

The fourth proportional to 12,705,274.48, 19,058,741.16 and 9,303,741.04 is: 13,956,218.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,274.48 : 19,058,741.16 = 9,303,741.04 : x
  2. Step 2: Convert to fraction form
    12,705,274.48/19,058,741.16 = 9,303,741.04/x
  3. Step 3: Cross multiply
    12,705,274.48x = 19,058,741.16 × 9,303,741.04
  4. Step 4: Simplify right side
    12,705,274.48x = 177,317,592,301,029.19
  5. Step 5: Solve for x
    x = 177,317,592,301,029.19/12,705,274.48
  6. Step 6: Final answer
    x = 13,956,218.94

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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.