Home / 9,151,072.08-12,616,989.30-6,699,426.84

Finding the Fourth Proportional to 9,151,072.08, 12,616,989.30 and 6,699,426.84

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Solution

The fourth proportional to 9,151,072.08, 12,616,989.30 and 6,699,426.84 is: 9,236,797.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,072.08 : 12,616,989.30 = 6,699,426.84 : x
  2. Step 2: Convert to fraction form
    9,151,072.08/12,616,989.30 = 6,699,426.84/x
  3. Step 3: Cross multiply
    9,151,072.08x = 12,616,989.30 × 6,699,426.84
  4. Step 4: Simplify right side
    9,151,072.08x = 84,526,596,756,412.81
  5. Step 5: Solve for x
    x = 84,526,596,756,412.81/9,151,072.08
  6. Step 6: Final answer
    x = 9,236,797.18

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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.