Home / 18,249,054.57-25,181,985.92-10,905,426.09

Finding the Fourth Proportional to 18,249,054.57, 25,181,985.92 and 10,905,426.09

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Solution

The fourth proportional to 18,249,054.57, 25,181,985.92 and 10,905,426.09 is: 15,048,466.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249,054.57 : 25,181,985.92 = 10,905,426.09 : x
  2. Step 2: Convert to fraction form
    18,249,054.57/25,181,985.92 = 10,905,426.09/x
  3. Step 3: Cross multiply
    18,249,054.57x = 25,181,985.92 × 10,905,426.09
  4. Step 4: Simplify right side
    18,249,054.57x = 274,620,286,195,453.50
  5. Step 5: Solve for x
    x = 274,620,286,195,453.50/18,249,054.57
  6. Step 6: Final answer
    x = 15,048,466.49

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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.