Home / 12,825,847.80-19,249,658.10-5,258,244.60

Finding the Fourth Proportional to 12,825,847.80, 19,249,658.10 and 5,258,244.60

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Solution

The fourth proportional to 12,825,847.80, 19,249,658.10 and 5,258,244.60 is: 7,891,830.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,825,847.80 : 19,249,658.10 = 5,258,244.60 : x
  2. Step 2: Convert to fraction form
    12,825,847.80/19,249,658.10 = 5,258,244.60/x
  3. Step 3: Cross multiply
    12,825,847.80x = 19,249,658.10 × 5,258,244.60
  4. Step 4: Simplify right side
    12,825,847.80x = 101,219,410,756,171.27
  5. Step 5: Solve for x
    x = 101,219,410,756,171.27/12,825,847.80
  6. Step 6: Final answer
    x = 7,891,830.02

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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.