Home / 9,721,971.40-14,582,957.10-6,885,286.60

Finding the Fourth Proportional to 9,721,971.40, 14,582,957.10 and 6,885,286.60

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Solution

The fourth proportional to 9,721,971.40, 14,582,957.10 and 6,885,286.60 is: 10,327,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,971.40 : 14,582,957.10 = 6,885,286.60 : x
  2. Step 2: Convert to fraction form
    9,721,971.40/14,582,957.10 = 6,885,286.60/x
  3. Step 3: Cross multiply
    9,721,971.40x = 14,582,957.10 × 6,885,286.60
  4. Step 4: Simplify right side
    9,721,971.40x = 100,407,839,109,004.86
  5. Step 5: Solve for x
    x = 100,407,839,109,004.86/9,721,971.40
  6. Step 6: Final answer
    x = 10,327,929.90

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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.