Home / 30,669,897.60-46,004,846.40-9,391,996.80

Finding the Fourth Proportional to 30,669,897.60, 46,004,846.40 and 9,391,996.80

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Solution

The fourth proportional to 30,669,897.60, 46,004,846.40 and 9,391,996.80 is: 14,087,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,669,897.60 : 46,004,846.40 = 9,391,996.80 : x
  2. Step 2: Convert to fraction form
    30,669,897.60/46,004,846.40 = 9,391,996.80/x
  3. Step 3: Cross multiply
    30,669,897.60x = 46,004,846.40 × 9,391,996.80
  4. Step 4: Simplify right side
    30,669,897.60x = 432,077,370,173,291.56
  5. Step 5: Solve for x
    x = 432,077,370,173,291.56/30,669,897.60
  6. Step 6: Final answer
    x = 14,087,995.20

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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.