Home / 5,081,071.68-7,011,697.50-2,875,887.18

Finding the Fourth Proportional to 5,081,071.68, 7,011,697.50 and 2,875,887.18

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Solution

The fourth proportional to 5,081,071.68, 7,011,697.50 and 2,875,887.18 is: 3,968,621.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081,071.68 : 7,011,697.50 = 2,875,887.18 : x
  2. Step 2: Convert to fraction form
    5,081,071.68/7,011,697.50 = 2,875,887.18/x
  3. Step 3: Cross multiply
    5,081,071.68x = 7,011,697.50 × 2,875,887.18
  4. Step 4: Simplify right side
    5,081,071.68x = 20,164,850,950,288.05
  5. Step 5: Solve for x
    x = 20,164,850,950,288.05/5,081,071.68
  6. Step 6: Final answer
    x = 3,968,621.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.