Home / 7,470,577.40-11,205,866.10-7,414,590.20

Finding the Fourth Proportional to 7,470,577.40, 11,205,866.10 and 7,414,590.20

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Solution

The fourth proportional to 7,470,577.40, 11,205,866.10 and 7,414,590.20 is: 11,121,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,577.40 : 11,205,866.10 = 7,414,590.20 : x
  2. Step 2: Convert to fraction form
    7,470,577.40/11,205,866.10 = 7,414,590.20/x
  3. Step 3: Cross multiply
    7,470,577.40x = 11,205,866.10 × 7,414,590.20
  4. Step 4: Simplify right side
    7,470,577.40x = 83,086,904,967,572.22
  5. Step 5: Solve for x
    x = 83,086,904,967,572.22/7,470,577.40
  6. Step 6: Final answer
    x = 11,121,885.30

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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.