Home / 19,145,368.15-28,718,302.12-6,365,872.85

Finding the Fourth Proportional to 19,145,368.15, 28,718,302.12 and 6,365,872.85

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Solution

The fourth proportional to 19,145,368.15, 28,718,302.12 and 6,365,872.85 is: 9,548,892.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,368.15 : 28,718,302.12 = 6,365,872.85 : x
  2. Step 2: Convert to fraction form
    19,145,368.15/28,718,302.12 = 6,365,872.85/x
  3. Step 3: Cross multiply
    19,145,368.15x = 28,718,302.12 × 6,365,872.85
  4. Step 4: Simplify right side
    19,145,368.15x = 182,817,059,604,299.25
  5. Step 5: Solve for x
    x = 182,817,059,604,299.25/19,145,368.15
  6. Step 6: Final answer
    x = 9,548,892.36

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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.