Home / 25,989,849.95-38,942,784.53-16,388,045.15

Finding the Fourth Proportional to 25,989,849.95, 38,942,784.53 and 16,388,045.15

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Solution

The fourth proportional to 25,989,849.95, 38,942,784.53 and 16,388,045.15 is: 24,555,590.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,989,849.95 : 38,942,784.53 = 16,388,045.15 : x
  2. Step 2: Convert to fraction form
    25,989,849.95/38,942,784.53 = 16,388,045.15/x
  3. Step 3: Cross multiply
    25,989,849.95x = 38,942,784.53 × 16,388,045.15
  4. Step 4: Simplify right side
    25,989,849.95x = 638,196,111,062,421.25
  5. Step 5: Solve for x
    x = 638,196,111,062,421.25/25,989,849.95
  6. Step 6: Final answer
    x = 24,555,590.44

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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.