Home / 30,442,982.83-45,672,094.77-8,877,587.02

Finding the Fourth Proportional to 30,442,982.83, 45,672,094.77 and 8,877,587.02

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Solution

The fourth proportional to 30,442,982.83, 45,672,094.77 and 8,877,587.02 is: 13,318,602.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,442,982.83 : 45,672,094.77 = 8,877,587.02 : x
  2. Step 2: Convert to fraction form
    30,442,982.83/45,672,094.77 = 8,877,587.02/x
  3. Step 3: Cross multiply
    30,442,982.83x = 45,672,094.77 × 8,877,587.02
  4. Step 4: Simplify right side
    30,442,982.83x = 405,457,995,706,361.88
  5. Step 5: Solve for x
    x = 405,457,995,706,361.88/30,442,982.83
  6. Step 6: Final answer
    x = 13,318,602.78

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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.