Home / 30,443,607.20-45,660,982.08-8,872,417.02

Finding the Fourth Proportional to 30,443,607.20, 45,660,982.08 and 8,872,417.02

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Solution

The fourth proportional to 30,443,607.20, 45,660,982.08 and 8,872,417.02 is: 13,307,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,443,607.20 : 45,660,982.08 = 8,872,417.02 : x
  2. Step 2: Convert to fraction form
    30,443,607.20/45,660,982.08 = 8,872,417.02/x
  3. Step 3: Cross multiply
    30,443,607.20x = 45,660,982.08 × 8,872,417.02
  4. Step 4: Simplify right side
    30,443,607.20x = 405,123,274,556,506.94
  5. Step 5: Solve for x
    x = 405,123,274,556,506.94/30,443,607.20
  6. Step 6: Final answer
    x = 13,307,334.83

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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.