Home / 42,578,492.52-58,758,342.12-22,999,380.42

Finding the Fourth Proportional to 42,578,492.52, 58,758,342.12 and 22,999,380.42

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Solution

The fourth proportional to 42,578,492.52, 58,758,342.12 and 22,999,380.42 is: 31,739,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,578,492.52 : 58,758,342.12 = 22,999,380.42 : x
  2. Step 2: Convert to fraction form
    42,578,492.52/58,758,342.12 = 22,999,380.42/x
  3. Step 3: Cross multiply
    42,578,492.52x = 58,758,342.12 × 22,999,380.42
  4. Step 4: Simplify right side
    42,578,492.52x = 1,351,405,463,266,389.25
  5. Step 5: Solve for x
    x = 1,351,405,463,266,389.25/42,578,492.52
  6. Step 6: Final answer
    x = 31,739,157.10

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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.