Home / 13,818,562.52-19,069,509.77-7,623,870.32

Finding the Fourth Proportional to 13,818,562.52, 19,069,509.77 and 7,623,870.32

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Solution

The fourth proportional to 13,818,562.52, 19,069,509.77 and 7,623,870.32 is: 10,520,882.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,562.52 : 19,069,509.77 = 7,623,870.32 : x
  2. Step 2: Convert to fraction form
    13,818,562.52/19,069,509.77 = 7,623,870.32/x
  3. Step 3: Cross multiply
    13,818,562.52x = 19,069,509.77 × 7,623,870.32
  4. Step 4: Simplify right side
    13,818,562.52x = 145,383,469,418,986.12
  5. Step 5: Solve for x
    x = 145,383,469,418,986.12/13,818,562.52
  6. Step 6: Final answer
    x = 10,520,882.27

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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.