Home / 56,404,872.40-84,613,529.40-18,059,861.20

Finding the Fourth Proportional to 56,404,872.40, 84,613,529.40 and 18,059,861.20

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Solution

The fourth proportional to 56,404,872.40, 84,613,529.40 and 18,059,861.20 is: 27,091,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,404,872.40 : 84,613,529.40 = 18,059,861.20 : x
  2. Step 2: Convert to fraction form
    56,404,872.40/84,613,529.40 = 18,059,861.20/x
  3. Step 3: Cross multiply
    56,404,872.40x = 84,613,529.40 × 18,059,861.20
  4. Step 4: Simplify right side
    56,404,872.40x = 1,528,108,596,606,119.25
  5. Step 5: Solve for x
    x = 1,528,108,596,606,119.25/56,404,872.40
  6. Step 6: Final answer
    x = 27,091,783.59

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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.