Home / 12,497,675.10-18,702,967.05-7,452,606.30

Finding the Fourth Proportional to 12,497,675.10, 18,702,967.05 and 7,452,606.30

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Solution

The fourth proportional to 12,497,675.10, 18,702,967.05 and 7,452,606.30 is: 11,152,942.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497,675.10 : 18,702,967.05 = 7,452,606.30 : x
  2. Step 2: Convert to fraction form
    12,497,675.10/18,702,967.05 = 7,452,606.30/x
  3. Step 3: Cross multiply
    12,497,675.10x = 18,702,967.05 × 7,452,606.30
  4. Step 4: Simplify right side
    12,497,675.10x = 139,385,850,065,522.42
  5. Step 5: Solve for x
    x = 139,385,850,065,522.42/12,497,675.10
  6. Step 6: Final answer
    x = 11,152,942.36

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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.