Home / 9,072,410.40-13,628,890.80-7,579,418.40

Finding the Fourth Proportional to 9,072,410.40, 13,628,890.80 and 7,579,418.40

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Solution

The fourth proportional to 9,072,410.40, 13,628,890.80 and 7,579,418.40 is: 11,386,066.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,410.40 : 13,628,890.80 = 7,579,418.40 : x
  2. Step 2: Convert to fraction form
    9,072,410.40/13,628,890.80 = 7,579,418.40/x
  3. Step 3: Cross multiply
    9,072,410.40x = 13,628,890.80 × 7,579,418.40
  4. Step 4: Simplify right side
    9,072,410.40x = 103,299,065,701,110.73
  5. Step 5: Solve for x
    x = 103,299,065,701,110.73/9,072,410.40
  6. Step 6: Final answer
    x = 11,386,066.23

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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.