Home / 9,516,441.80-13,132,699.94-5,165,527.40

Finding the Fourth Proportional to 9,516,441.80, 13,132,699.94 and 5,165,527.40

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Solution

The fourth proportional to 9,516,441.80, 13,132,699.94 and 5,165,527.40 is: 7,128,433.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516,441.80 : 13,132,699.94 = 5,165,527.40 : x
  2. Step 2: Convert to fraction form
    9,516,441.80/13,132,699.94 = 5,165,527.40/x
  3. Step 3: Cross multiply
    9,516,441.80x = 13,132,699.94 × 5,165,527.40
  4. Step 4: Simplify right side
    9,516,441.80x = 67,837,321,376,048.36
  5. Step 5: Solve for x
    x = 67,837,321,376,048.36/9,516,441.80
  6. Step 6: Final answer
    x = 7,128,433.38

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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.