Home / 53,144,442.90-79,716,664.35-19,069,233.30

Finding the Fourth Proportional to 53,144,442.90, 79,716,664.35 and 19,069,233.30

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Solution

The fourth proportional to 53,144,442.90, 79,716,664.35 and 19,069,233.30 is: 28,603,849.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,144,442.90 : 79,716,664.35 = 19,069,233.30 : x
  2. Step 2: Convert to fraction form
    53,144,442.90/79,716,664.35 = 19,069,233.30/x
  3. Step 3: Cross multiply
    53,144,442.90x = 79,716,664.35 × 19,069,233.30
  4. Step 4: Simplify right side
    53,144,442.90x = 1,520,135,670,387,942.75
  5. Step 5: Solve for x
    x = 1,520,135,670,387,942.75/53,144,442.90
  6. Step 6: Final answer
    x = 28,603,849.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.