Home / 20,832,250.13-28,748,735.05-11,539,962.53

Finding the Fourth Proportional to 20,832,250.13, 28,748,735.05 and 11,539,962.53

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Solution

The fourth proportional to 20,832,250.13, 28,748,735.05 and 11,539,962.53 is: 15,925,275.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,832,250.13 : 28,748,735.05 = 11,539,962.53 : x
  2. Step 2: Convert to fraction form
    20,832,250.13/28,748,735.05 = 11,539,962.53/x
  3. Step 3: Cross multiply
    20,832,250.13x = 28,748,735.05 × 11,539,962.53
  4. Step 4: Simplify right side
    20,832,250.13x = 331,759,325,089,304.12
  5. Step 5: Solve for x
    x = 331,759,325,089,304.12/20,832,250.13
  6. Step 6: Final answer
    x = 15,925,275.62

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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.