Home / 8,708,655.33-12,018,252.72-4,788,709.79

Finding the Fourth Proportional to 8,708,655.33, 12,018,252.72 and 4,788,709.79

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Solution

The fourth proportional to 8,708,655.33, 12,018,252.72 and 4,788,709.79 is: 6,608,589.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,655.33 : 12,018,252.72 = 4,788,709.79 : x
  2. Step 2: Convert to fraction form
    8,708,655.33/12,018,252.72 = 4,788,709.79/x
  3. Step 3: Cross multiply
    8,708,655.33x = 12,018,252.72 × 4,788,709.79
  4. Step 4: Simplify right side
    8,708,655.33x = 57,551,924,416,824.53
  5. Step 5: Solve for x
    x = 57,551,924,416,824.53/8,708,655.33
  6. Step 6: Final answer
    x = 6,608,589.07

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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.