Home / 20,153,538.96-30,227,192.28-7,371,054.48

Finding the Fourth Proportional to 20,153,538.96, 30,227,192.28 and 7,371,054.48

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Solution

The fourth proportional to 20,153,538.96, 30,227,192.28 and 7,371,054.48 is: 11,055,442.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,153,538.96 : 30,227,192.28 = 7,371,054.48 : x
  2. Step 2: Convert to fraction form
    20,153,538.96/30,227,192.28 = 7,371,054.48/x
  3. Step 3: Cross multiply
    20,153,538.96x = 30,227,192.28 × 7,371,054.48
  4. Step 4: Simplify right side
    20,153,538.96x = 222,806,281,073,315.44
  5. Step 5: Solve for x
    x = 222,806,281,073,315.44/20,153,538.96
  6. Step 6: Final answer
    x = 11,055,442.00

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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.