Home / 68,836,838.72-95,001,699.56-51,402,916.68

Finding the Fourth Proportional to 68,836,838.72, 95,001,699.56 and 51,402,916.68

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Solution

The fourth proportional to 68,836,838.72, 95,001,699.56 and 51,402,916.68 is: 70,941,149.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,836,838.72 : 95,001,699.56 = 51,402,916.68 : x
  2. Step 2: Convert to fraction form
    68,836,838.72/95,001,699.56 = 51,402,916.68/x
  3. Step 3: Cross multiply
    68,836,838.72x = 95,001,699.56 × 51,402,916.68
  4. Step 4: Simplify right side
    68,836,838.72x = 4,883,364,446,941,073
  5. Step 5: Solve for x
    x = 4,883,364,446,941,073/68,836,838.72
  6. Step 6: Final answer
    x = 70,941,149.21

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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.