Home / 27,887,688.60-41,831,532.90-19,278,344.40

Finding the Fourth Proportional to 27,887,688.60, 41,831,532.90 and 19,278,344.40

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Solution

The fourth proportional to 27,887,688.60, 41,831,532.90 and 19,278,344.40 is: 28,917,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887,688.60 : 41,831,532.90 = 19,278,344.40 : x
  2. Step 2: Convert to fraction form
    27,887,688.60/41,831,532.90 = 19,278,344.40/x
  3. Step 3: Cross multiply
    27,887,688.60x = 41,831,532.90 × 19,278,344.40
  4. Step 4: Simplify right side
    27,887,688.60x = 806,442,698,026,130.62
  5. Step 5: Solve for x
    x = 806,442,698,026,130.62/27,887,688.60
  6. Step 6: Final answer
    x = 28,917,516.60

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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.