Home / 8,520,842.56-11,758,856.16-4,653,477.76

Finding the Fourth Proportional to 8,520,842.56, 11,758,856.16 and 4,653,477.76

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Solution

The fourth proportional to 8,520,842.56, 11,758,856.16 and 4,653,477.76 is: 6,421,850.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,842.56 : 11,758,856.16 = 4,653,477.76 : x
  2. Step 2: Convert to fraction form
    8,520,842.56/11,758,856.16 = 4,653,477.76/x
  3. Step 3: Cross multiply
    8,520,842.56x = 11,758,856.16 × 4,653,477.76
  4. Step 4: Simplify right side
    8,520,842.56x = 54,719,575,623,599
  5. Step 5: Solve for x
    x = 54,719,575,623,599/8,520,842.56
  6. Step 6: Final answer
    x = 6,421,850.33

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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.