Home / 13,129,490.25-19,695,805.91-4,030,392

Finding the Fourth Proportional to 13,129,490.25, 19,695,805.91 and 4,030,392

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Solution

The fourth proportional to 13,129,490.25, 19,695,805.91 and 4,030,392 is: 6,046,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,129,490.25 : 19,695,805.91 = 4,030,392 : x
  2. Step 2: Convert to fraction form
    13,129,490.25/19,695,805.91 = 4,030,392/x
  3. Step 3: Cross multiply
    13,129,490.25x = 19,695,805.91 × 4,030,392
  4. Step 4: Simplify right side
    13,129,490.25x = 79,381,818,573,216.72
  5. Step 5: Solve for x
    x = 79,381,818,573,216.72/13,129,490.25
  6. Step 6: Final answer
    x = 6,046,070.11

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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.