Home / 38,178,304.23-57,276,425.76-12,619,313.67

Finding the Fourth Proportional to 38,178,304.23, 57,276,425.76 and 12,619,313.67

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Solution

The fourth proportional to 38,178,304.23, 57,276,425.76 and 12,619,313.67 is: 18,931,935.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,178,304.23 : 57,276,425.76 = 12,619,313.67 : x
  2. Step 2: Convert to fraction form
    38,178,304.23/57,276,425.76 = 12,619,313.67/x
  3. Step 3: Cross multiply
    38,178,304.23x = 57,276,425.76 × 12,619,313.67
  4. Step 4: Simplify right side
    38,178,304.23x = 722,789,182,561,908.12
  5. Step 5: Solve for x
    x = 722,789,182,561,908.12/38,178,304.23
  6. Step 6: Final answer
    x = 18,931,935.22

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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.