Home / 30,362,941.70-45,544,412.55-8,798,246.90

Finding the Fourth Proportional to 30,362,941.70, 45,544,412.55 and 8,798,246.90

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Solution

The fourth proportional to 30,362,941.70, 45,544,412.55 and 8,798,246.90 is: 13,197,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362,941.70 : 45,544,412.55 = 8,798,246.90 : x
  2. Step 2: Convert to fraction form
    30,362,941.70/45,544,412.55 = 8,798,246.90/x
  3. Step 3: Cross multiply
    30,362,941.70x = 45,544,412.55 × 8,798,246.90
  4. Step 4: Simplify right side
    30,362,941.70x = 400,710,986,530,358.56
  5. Step 5: Solve for x
    x = 400,710,986,530,358.56/30,362,941.70
  6. Step 6: Final answer
    x = 13,197,370.35

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1.5x scale

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.