Home / 8,614,027.79-12,908,862.81-4,777,540.45

Finding the Fourth Proportional to 8,614,027.79, 12,908,862.81 and 4,777,540.45

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Solution

The fourth proportional to 8,614,027.79, 12,908,862.81 and 4,777,540.45 is: 7,159,555.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,027.79 : 12,908,862.81 = 4,777,540.45 : x
  2. Step 2: Convert to fraction form
    8,614,027.79/12,908,862.81 = 4,777,540.45/x
  3. Step 3: Cross multiply
    8,614,027.79x = 12,908,862.81 × 4,777,540.45
  4. Step 4: Simplify right side
    8,614,027.79x = 61,672,614,206,003.51
  5. Step 5: Solve for x
    x = 61,672,614,206,003.51/8,614,027.79
  6. Step 6: Final answer
    x = 7,159,555.98

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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.