Home / 9,521,521.14-13,148,666.97-6,628,821.66

Finding the Fourth Proportional to 9,521,521.14, 13,148,666.97 and 6,628,821.66

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Solution

The fourth proportional to 9,521,521.14, 13,148,666.97 and 6,628,821.66 is: 9,154,017.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521,521.14 : 13,148,666.97 = 6,628,821.66 : x
  2. Step 2: Convert to fraction form
    9,521,521.14/13,148,666.97 = 6,628,821.66/x
  3. Step 3: Cross multiply
    9,521,521.14x = 13,148,666.97 × 6,628,821.66
  4. Step 4: Simplify right side
    9,521,521.14x = 87,160,168,410,862.58
  5. Step 5: Solve for x
    x = 87,160,168,410,862.58/9,521,521.14
  6. Step 6: Final answer
    x = 9,154,017.21

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Double scale
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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.