Home / 29,673,561.06-40,929,069.03-20,871,680.22

Finding the Fourth Proportional to 29,673,561.06, 40,929,069.03 and 20,871,680.22

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Solution

The fourth proportional to 29,673,561.06, 40,929,069.03 and 20,871,680.22 is: 28,788,538.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,673,561.06 : 40,929,069.03 = 20,871,680.22 : x
  2. Step 2: Convert to fraction form
    29,673,561.06/40,929,069.03 = 20,871,680.22/x
  3. Step 3: Cross multiply
    29,673,561.06x = 40,929,069.03 × 20,871,680.22
  4. Step 4: Simplify right side
    29,673,561.06x = 854,258,440,496,465.62
  5. Step 5: Solve for x
    x = 854,258,440,496,465.62/29,673,561.06
  6. Step 6: Final answer
    x = 28,788,538.01

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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.