Home / 10,777,817.60-16,166,726.40-8,652,053.60

Finding the Fourth Proportional to 10,777,817.60, 16,166,726.40 and 8,652,053.60

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Solution

The fourth proportional to 10,777,817.60, 16,166,726.40 and 8,652,053.60 is: 12,978,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,817.60 : 16,166,726.40 = 8,652,053.60 : x
  2. Step 2: Convert to fraction form
    10,777,817.60/16,166,726.40 = 8,652,053.60/x
  3. Step 3: Cross multiply
    10,777,817.60x = 16,166,726.40 × 8,652,053.60
  4. Step 4: Simplify right side
    10,777,817.60x = 139,875,383,349,335.03
  5. Step 5: Solve for x
    x = 139,875,383,349,335.03/10,777,817.60
  6. Step 6: Final answer
    x = 12,978,080.40

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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.