Home / 11,143,022.32-15,378,011.12-6,249,813.92

Finding the Fourth Proportional to 11,143,022.32, 15,378,011.12 and 6,249,813.92

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Solution

The fourth proportional to 11,143,022.32, 15,378,011.12 and 6,249,813.92 is: 8,625,102.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,143,022.32 : 15,378,011.12 = 6,249,813.92 : x
  2. Step 2: Convert to fraction form
    11,143,022.32/15,378,011.12 = 6,249,813.92/x
  3. Step 3: Cross multiply
    11,143,022.32x = 15,378,011.12 × 6,249,813.92
  4. Step 4: Simplify right side
    11,143,022.32x = 96,109,707,959,690.78
  5. Step 5: Solve for x
    x = 96,109,707,959,690.78/11,143,022.32
  6. Step 6: Final answer
    x = 8,625,102.35

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1.5x scale

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.