Home / 19,438,528.31-29,162,141.58-7,308,096.88

Finding the Fourth Proportional to 19,438,528.31, 29,162,141.58 and 7,308,096.88

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Solution

The fourth proportional to 19,438,528.31, 29,162,141.58 and 7,308,096.88 is: 10,963,780.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438,528.31 : 29,162,141.58 = 7,308,096.88 : x
  2. Step 2: Convert to fraction form
    19,438,528.31/29,162,141.58 = 7,308,096.88/x
  3. Step 3: Cross multiply
    19,438,528.31x = 29,162,141.58 × 7,308,096.88
  4. Step 4: Simplify right side
    19,438,528.31x = 213,119,755,894,916.25
  5. Step 5: Solve for x
    x = 213,119,755,894,916.25/19,438,528.31
  6. Step 6: Final answer
    x = 10,963,780.41

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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.