Home / 52,597,490.46-78,932,860.65-18,521,581.02

Finding the Fourth Proportional to 52,597,490.46, 78,932,860.65 and 18,521,581.02

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Solution

The fourth proportional to 52,597,490.46, 78,932,860.65 and 18,521,581.02 is: 27,795,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,597,490.46 : 78,932,860.65 = 18,521,581.02 : x
  2. Step 2: Convert to fraction form
    52,597,490.46/78,932,860.65 = 18,521,581.02/x
  3. Step 3: Cross multiply
    52,597,490.46x = 78,932,860.65 × 18,521,581.02
  4. Step 4: Simplify right side
    52,597,490.46x = 1,461,961,373,669,345
  5. Step 5: Solve for x
    x = 1,461,961,373,669,345/52,597,490.46
  6. Step 6: Final answer
    x = 27,795,268.57

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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.