Home / 43,082,435.40-64,655,145.90-30,327,851.40

Finding the Fourth Proportional to 43,082,435.40, 64,655,145.90 and 30,327,851.40

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Solution

The fourth proportional to 43,082,435.40, 64,655,145.90 and 30,327,851.40 is: 45,513,946.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,082,435.40 : 64,655,145.90 = 30,327,851.40 : x
  2. Step 2: Convert to fraction form
    43,082,435.40/64,655,145.90 = 30,327,851.40/x
  3. Step 3: Cross multiply
    43,082,435.40x = 64,655,145.90 × 30,327,851.40
  4. Step 4: Simplify right side
    43,082,435.40x = 1,960,851,657,100,519
  5. Step 5: Solve for x
    x = 1,960,851,657,100,519/43,082,435.40
  6. Step 6: Final answer
    x = 45,513,946.44

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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.