Home / 15,548,676.60-21,457,027.26-8,579,417.16

Finding the Fourth Proportional to 15,548,676.60, 21,457,027.26 and 8,579,417.16

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Solution

The fourth proportional to 15,548,676.60, 21,457,027.26 and 8,579,417.16 is: 11,839,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548,676.60 : 21,457,027.26 = 8,579,417.16 : x
  2. Step 2: Convert to fraction form
    15,548,676.60/21,457,027.26 = 8,579,417.16/x
  3. Step 3: Cross multiply
    15,548,676.60x = 21,457,027.26 × 8,579,417.16
  4. Step 4: Simplify right side
    15,548,676.60x = 184,088,787,877,031.81
  5. Step 5: Solve for x
    x = 184,088,787,877,031.81/15,548,676.60
  6. Step 6: Final answer
    x = 11,839,514.87

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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.