Home / 51,748,181.04-71,411,238.48-28,542,809.76

Finding the Fourth Proportional to 51,748,181.04, 71,411,238.48 and 28,542,809.76

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Solution

The fourth proportional to 51,748,181.04, 71,411,238.48 and 28,542,809.76 is: 39,388,387.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,748,181.04 : 71,411,238.48 = 28,542,809.76 : x
  2. Step 2: Convert to fraction form
    51,748,181.04/71,411,238.48 = 28,542,809.76/x
  3. Step 3: Cross multiply
    51,748,181.04x = 71,411,238.48 × 28,542,809.76
  4. Step 4: Simplify right side
    51,748,181.04x = 2,038,277,394,660,631.75
  5. Step 5: Solve for x
    x = 2,038,277,394,660,631.75/51,748,181.04
  6. Step 6: Final answer
    x = 39,388,387.26

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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.