Home / 9,588,562.76-13,232,216.11-5,178,288.02

Finding the Fourth Proportional to 9,588,562.76, 13,232,216.11 and 5,178,288.02

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Solution

The fourth proportional to 9,588,562.76, 13,232,216.11 and 5,178,288.02 is: 7,146,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,588,562.76 : 13,232,216.11 = 5,178,288.02 : x
  2. Step 2: Convert to fraction form
    9,588,562.76/13,232,216.11 = 5,178,288.02/x
  3. Step 3: Cross multiply
    9,588,562.76x = 13,232,216.11 × 5,178,288.02
  4. Step 4: Simplify right side
    9,588,562.76x = 68,520,226,160,463.99
  5. Step 5: Solve for x
    x = 68,520,226,160,463.99/9,588,562.76
  6. Step 6: Final answer
    x = 7,146,037.20

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Double scale
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Similar ratio
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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.