Home / 8,520,816.08-11,758,666.38-4,653,338.24

Finding the Fourth Proportional to 8,520,816.08, 11,758,666.38 and 4,653,338.24

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Solution

The fourth proportional to 8,520,816.08, 11,758,666.38 and 4,653,338.24 is: 6,421,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,816.08 : 11,758,666.38 = 4,653,338.24 : x
  2. Step 2: Convert to fraction form
    8,520,816.08/11,758,666.38 = 4,653,338.24/x
  3. Step 3: Cross multiply
    8,520,816.08x = 11,758,666.38 × 4,653,338.24
  4. Step 4: Simplify right side
    8,520,816.08x = 54,717,051,917,456.38
  5. Step 5: Solve for x
    x = 54,717,051,917,456.38/8,520,816.08
  6. Step 6: Final answer
    x = 6,421,574.11

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Double scale
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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.