Home / 5,425,844.40-7,477,343.69-5,326,130.97

Finding the Fourth Proportional to 5,425,844.40, 7,477,343.69 and 5,326,130.97

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Solution

The fourth proportional to 5,425,844.40, 7,477,343.69 and 5,326,130.97 is: 7,339,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425,844.40 : 7,477,343.69 = 5,326,130.97 : x
  2. Step 2: Convert to fraction form
    5,425,844.40/7,477,343.69 = 5,326,130.97/x
  3. Step 3: Cross multiply
    5,425,844.40x = 7,477,343.69 × 5,326,130.97
  4. Step 4: Simplify right side
    5,425,844.40x = 39,825,311,774,012.42
  5. Step 5: Solve for x
    x = 39,825,311,774,012.42/5,425,844.40
  6. Step 6: Final answer
    x = 7,339,928.84

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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.