Home / 51,748,155.42-71,411,203.29-28,542,784.14

Finding the Fourth Proportional to 51,748,155.42, 71,411,203.29 and 28,542,784.14

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Solution

The fourth proportional to 51,748,155.42, 71,411,203.29 and 28,542,784.14 is: 39,388,351.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,748,155.42 : 71,411,203.29 = 28,542,784.14 : x
  2. Step 2: Convert to fraction form
    51,748,155.42/71,411,203.29 = 28,542,784.14/x
  3. Step 3: Cross multiply
    51,748,155.42x = 71,411,203.29 × 28,542,784.14
  4. Step 4: Simplify right side
    51,748,155.42x = 2,038,274,560,684,128
  5. Step 5: Solve for x
    x = 2,038,274,560,684,128/51,748,155.42
  6. Step 6: Final answer
    x = 39,388,351.99

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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.