Home / 9,768,350.24-13,481,130.40-5,418,838.88

Finding the Fourth Proportional to 9,768,350.24, 13,481,130.40 and 5,418,838.88

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Solution

The fourth proportional to 9,768,350.24, 13,481,130.40 and 5,418,838.88 is: 7,478,445.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,768,350.24 : 13,481,130.40 = 5,418,838.88 : x
  2. Step 2: Convert to fraction form
    9,768,350.24/13,481,130.40 = 5,418,838.88/x
  3. Step 3: Cross multiply
    9,768,350.24x = 13,481,130.40 × 5,418,838.88
  4. Step 4: Simplify right side
    9,768,350.24x = 73,052,073,557,869.95
  5. Step 5: Solve for x
    x = 73,052,073,557,869.95/9,768,350.24
  6. Step 6: Final answer
    x = 7,478,445.36

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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.