Home / 52,403,982.21-78,620,125.50-16,011,380.16

Finding the Fourth Proportional to 52,403,982.21, 78,620,125.50 and 16,011,380.16

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Solution

The fourth proportional to 52,403,982.21, 78,620,125.50 and 16,011,380.16 is: 24,021,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,403,982.21 : 78,620,125.50 = 16,011,380.16 : x
  2. Step 2: Convert to fraction form
    52,403,982.21/78,620,125.50 = 16,011,380.16/x
  3. Step 3: Cross multiply
    52,403,982.21x = 78,620,125.50 × 16,011,380.16
  4. Step 4: Simplify right side
    52,403,982.21x = 1,258,816,717,607,410
  5. Step 5: Solve for x
    x = 1,258,816,717,607,410/52,403,982.21
  6. Step 6: Final answer
    x = 24,021,394.26

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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.