Home / 57,528,486.88-79,388,787.20-31,423,000.48

Finding the Fourth Proportional to 57,528,486.88, 79,388,787.20 and 31,423,000.48

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Solution

The fourth proportional to 57,528,486.88, 79,388,787.20 and 31,423,000.48 is: 43,363,454.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,528,486.88 : 79,388,787.20 = 31,423,000.48 : x
  2. Step 2: Convert to fraction form
    57,528,486.88/79,388,787.20 = 31,423,000.48/x
  3. Step 3: Cross multiply
    57,528,486.88x = 79,388,787.20 × 31,423,000.48
  4. Step 4: Simplify right side
    57,528,486.88x = 2,494,633,898,292,218
  5. Step 5: Solve for x
    x = 2,494,633,898,292,218/57,528,486.88
  6. Step 6: Final answer
    x = 43,363,454.07

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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.