Home / 30,576,066.30-45,864,099.45-28,237,725.90

Finding the Fourth Proportional to 30,576,066.30, 45,864,099.45 and 28,237,725.90

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Solution

The fourth proportional to 30,576,066.30, 45,864,099.45 and 28,237,725.90 is: 42,356,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576,066.30 : 45,864,099.45 = 28,237,725.90 : x
  2. Step 2: Convert to fraction form
    30,576,066.30/45,864,099.45 = 28,237,725.90/x
  3. Step 3: Cross multiply
    30,576,066.30x = 45,864,099.45 × 28,237,725.90
  4. Step 4: Simplify right side
    30,576,066.30x = 1,295,097,868,919,440.75
  5. Step 5: Solve for x
    x = 1,295,097,868,919,440.75/30,576,066.30
  6. Step 6: Final answer
    x = 42,356,588.85

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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.