Home / 7,240,004.04-9,991,378.10-3,976,887.13

Finding the Fourth Proportional to 7,240,004.04, 9,991,378.10 and 3,976,887.13

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Solution

The fourth proportional to 7,240,004.04, 9,991,378.10 and 3,976,887.13 is: 5,488,199.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,004.04 : 9,991,378.10 = 3,976,887.13 : x
  2. Step 2: Convert to fraction form
    7,240,004.04/9,991,378.10 = 3,976,887.13/x
  3. Step 3: Cross multiply
    7,240,004.04x = 9,991,378.10 × 3,976,887.13
  4. Step 4: Simplify right side
    7,240,004.04x = 39,734,582,956,969.42
  5. Step 5: Solve for x
    x = 39,734,582,956,969.42/7,240,004.04
  6. Step 6: Final answer
    x = 5,488,199.01

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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.