Home / 19,272,581.56-28,883,185.35-10,172,539.90

Finding the Fourth Proportional to 19,272,581.56, 28,883,185.35 and 10,172,539.90

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Solution

The fourth proportional to 19,272,581.56, 28,883,185.35 and 10,172,539.90 is: 15,245,251.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272,581.56 : 28,883,185.35 = 10,172,539.90 : x
  2. Step 2: Convert to fraction form
    19,272,581.56/28,883,185.35 = 10,172,539.90/x
  3. Step 3: Cross multiply
    19,272,581.56x = 28,883,185.35 × 10,172,539.90
  4. Step 4: Simplify right side
    19,272,581.56x = 293,815,355,411,970.50
  5. Step 5: Solve for x
    x = 293,815,355,411,970.50/19,272,581.56
  6. Step 6: Final answer
    x = 15,245,251.63

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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.