Home / 11,668,045.40-17,502,068.10-7,413,018.20

Finding the Fourth Proportional to 11,668,045.40, 17,502,068.10 and 7,413,018.20

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Solution

The fourth proportional to 11,668,045.40, 17,502,068.10 and 7,413,018.20 is: 11,119,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668,045.40 : 17,502,068.10 = 7,413,018.20 : x
  2. Step 2: Convert to fraction form
    11,668,045.40/17,502,068.10 = 7,413,018.20/x
  3. Step 3: Cross multiply
    11,668,045.40x = 17,502,068.10 × 7,413,018.20
  4. Step 4: Simplify right side
    11,668,045.40x = 129,743,149,362,939.44
  5. Step 5: Solve for x
    x = 129,743,149,362,939.44/11,668,045.40
  6. Step 6: Final answer
    x = 11,119,527.30

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.