Home / 12,925,402.98-17,836,957.53-7,124,195.94

Finding the Fourth Proportional to 12,925,402.98, 17,836,957.53 and 7,124,195.94

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Solution

The fourth proportional to 12,925,402.98, 17,836,957.53 and 7,124,195.94 is: 9,831,336.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925,402.98 : 17,836,957.53 = 7,124,195.94 : x
  2. Step 2: Convert to fraction form
    12,925,402.98/17,836,957.53 = 7,124,195.94/x
  3. Step 3: Cross multiply
    12,925,402.98x = 17,836,957.53 × 7,124,195.94
  4. Step 4: Simplify right side
    12,925,402.98x = 127,073,980,417,178.44
  5. Step 5: Solve for x
    x = 127,073,980,417,178.44/12,925,402.98
  6. Step 6: Final answer
    x = 9,831,336.06

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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.