Home / 12,672,215.80-19,008,323.70-6,283,454.20

Finding the Fourth Proportional to 12,672,215.80, 19,008,323.70 and 6,283,454.20

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Solution

The fourth proportional to 12,672,215.80, 19,008,323.70 and 6,283,454.20 is: 9,425,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,215.80 : 19,008,323.70 = 6,283,454.20 : x
  2. Step 2: Convert to fraction form
    12,672,215.80/19,008,323.70 = 6,283,454.20/x
  3. Step 3: Cross multiply
    12,672,215.80x = 19,008,323.70 × 6,283,454.20
  4. Step 4: Simplify right side
    12,672,215.80x = 119,437,931,387,724.53
  5. Step 5: Solve for x
    x = 119,437,931,387,724.53/12,672,215.80
  6. Step 6: Final answer
    x = 9,425,181.30

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1.5x scale

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.