Home / 13,407,260.80-20,110,891.20-4,887,875.20

Finding the Fourth Proportional to 13,407,260.80, 20,110,891.20 and 4,887,875.20

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Solution

The fourth proportional to 13,407,260.80, 20,110,891.20 and 4,887,875.20 is: 7,331,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,407,260.80 : 20,110,891.20 = 4,887,875.20 : x
  2. Step 2: Convert to fraction form
    13,407,260.80/20,110,891.20 = 4,887,875.20/x
  3. Step 3: Cross multiply
    13,407,260.80x = 20,110,891.20 × 4,887,875.20
  4. Step 4: Simplify right side
    13,407,260.80x = 98,299,526,346,378.23
  5. Step 5: Solve for x
    x = 98,299,526,346,378.23/13,407,260.80
  6. Step 6: Final answer
    x = 7,331,812.80

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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.