Home / 18,249,410.49-25,182,464.00-10,905,781.61

Finding the Fourth Proportional to 18,249,410.49, 25,182,464.00 and 10,905,781.61

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Solution

The fourth proportional to 18,249,410.49, 25,182,464.00 and 10,905,781.61 is: 15,048,949.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249,410.49 : 25,182,464.00 = 10,905,781.61 : x
  2. Step 2: Convert to fraction form
    18,249,410.49/25,182,464.00 = 10,905,781.61/x
  3. Step 3: Cross multiply
    18,249,410.49x = 25,182,464.00 × 10,905,781.61
  4. Step 4: Simplify right side
    18,249,410.49x = 274,634,452,605,245.84
  5. Step 5: Solve for x
    x = 274,634,452,605,245.84/18,249,410.49
  6. Step 6: Final answer
    x = 15,048,949.27

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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.