Home / 81,963,487.64-113,123,606.22-48,925,440.92

Finding the Fourth Proportional to 81,963,487.64, 113,123,606.22 and 48,925,440.92

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Solution

The fourth proportional to 81,963,487.64, 113,123,606.22 and 48,925,440.92 is: 67,525,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,963,487.64 : 113,123,606.22 = 48,925,440.92 : x
  2. Step 2: Convert to fraction form
    81,963,487.64/113,123,606.22 = 48,925,440.92/x
  3. Step 3: Cross multiply
    81,963,487.64x = 113,123,606.22 × 48,925,440.92
  4. Step 4: Simplify right side
    81,963,487.64x = 5,534,622,312,208,336
  5. Step 5: Solve for x
    x = 5,534,622,312,208,336/81,963,487.64
  6. Step 6: Final answer
    x = 67,525,461.30

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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.