Home / 45,133,881.65-62,286,542.55-25,287,818.21

Finding the Fourth Proportional to 45,133,881.65, 62,286,542.55 and 25,287,818.21

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Solution

The fourth proportional to 45,133,881.65, 62,286,542.55 and 25,287,818.21 is: 34,898,189.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,133,881.65 : 62,286,542.55 = 25,287,818.21 : x
  2. Step 2: Convert to fraction form
    45,133,881.65/62,286,542.55 = 25,287,818.21/x
  3. Step 3: Cross multiply
    45,133,881.65x = 62,286,542.55 × 25,287,818.21
  4. Step 4: Simplify right side
    45,133,881.65x = 1,575,090,764,622,397
  5. Step 5: Solve for x
    x = 1,575,090,764,622,397/45,133,881.65
  6. Step 6: Final answer
    x = 34,898,189.72

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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.