Home / 7,935,787.80-10,940,955.66-5,728,790.52

Finding the Fourth Proportional to 7,935,787.80, 10,940,955.66 and 5,728,790.52

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Solution

The fourth proportional to 7,935,787.80, 10,940,955.66 and 5,728,790.52 is: 7,898,200.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935,787.80 : 10,940,955.66 = 5,728,790.52 : x
  2. Step 2: Convert to fraction form
    7,935,787.80/10,940,955.66 = 5,728,790.52/x
  3. Step 3: Cross multiply
    7,935,787.80x = 10,940,955.66 × 5,728,790.52
  4. Step 4: Simplify right side
    7,935,787.80x = 62,678,443,064,748.34
  5. Step 5: Solve for x
    x = 62,678,443,064,748.34/7,935,787.80
  6. Step 6: Final answer
    x = 7,898,200.49

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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.