Home / 21,707,999.40-32,561,999.10-11,504,332.20

Finding the Fourth Proportional to 21,707,999.40, 32,561,999.10 and 11,504,332.20

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Solution

The fourth proportional to 21,707,999.40, 32,561,999.10 and 11,504,332.20 is: 17,256,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,707,999.40 : 32,561,999.10 = 11,504,332.20 : x
  2. Step 2: Convert to fraction form
    21,707,999.40/32,561,999.10 = 11,504,332.20/x
  3. Step 3: Cross multiply
    21,707,999.40x = 32,561,999.10 × 11,504,332.20
  4. Step 4: Simplify right side
    21,707,999.40x = 374,604,054,742,501
  5. Step 5: Solve for x
    x = 374,604,054,742,501/21,707,999.40
  6. Step 6: Final answer
    x = 17,256,498.30

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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.