Home / 9,109,545-12,569,591.28-5,626,834.92

Finding the Fourth Proportional to 9,109,545, 12,569,591.28 and 5,626,834.92

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Solution

The fourth proportional to 9,109,545, 12,569,591.28 and 5,626,834.92 is: 7,764,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109,545 : 12,569,591.28 = 5,626,834.92 : x
  2. Step 2: Convert to fraction form
    9,109,545/12,569,591.28 = 5,626,834.92/x
  3. Step 3: Cross multiply
    9,109,545x = 12,569,591.28 × 5,626,834.92
  4. Step 4: Simplify right side
    9,109,545x = 70,727,015,144,431.50
  5. Step 5: Solve for x
    x = 70,727,015,144,431.50/9,109,545
  6. Step 6: Final answer
    x = 7,764,055.74

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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.