Home / 10,629,039.40-15,943,559.10-7,369,534.60

Finding the Fourth Proportional to 10,629,039.40, 15,943,559.10 and 7,369,534.60

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Solution

The fourth proportional to 10,629,039.40, 15,943,559.10 and 7,369,534.60 is: 11,054,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629,039.40 : 15,943,559.10 = 7,369,534.60 : x
  2. Step 2: Convert to fraction form
    10,629,039.40/15,943,559.10 = 7,369,534.60/x
  3. Step 3: Cross multiply
    10,629,039.40x = 15,943,559.10 × 7,369,534.60
  4. Step 4: Simplify right side
    10,629,039.40x = 117,496,610,434,594.84
  5. Step 5: Solve for x
    x = 117,496,610,434,594.84/10,629,039.40
  6. Step 6: Final answer
    x = 11,054,301.90

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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.