Home / 11,677,678.51-16,114,884.12-6,450,574.17

Finding the Fourth Proportional to 11,677,678.51, 16,114,884.12 and 6,450,574.17

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Solution

The fourth proportional to 11,677,678.51, 16,114,884.12 and 6,450,574.17 is: 8,901,619.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,677,678.51 : 16,114,884.12 = 6,450,574.17 : x
  2. Step 2: Convert to fraction form
    11,677,678.51/16,114,884.12 = 6,450,574.17/x
  3. Step 3: Cross multiply
    11,677,678.51x = 16,114,884.12 × 6,450,574.17
  4. Step 4: Simplify right side
    11,677,678.51x = 103,950,255,297,302.39
  5. Step 5: Solve for x
    x = 103,950,255,297,302.39/11,677,678.51
  6. Step 6: Final answer
    x = 8,901,619.89

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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.