Home / 52,003,435.60-78,005,153.40-25,129,579.60

Finding the Fourth Proportional to 52,003,435.60, 78,005,153.40 and 25,129,579.60

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Solution

The fourth proportional to 52,003,435.60, 78,005,153.40 and 25,129,579.60 is: 37,694,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,003,435.60 : 78,005,153.40 = 25,129,579.60 : x
  2. Step 2: Convert to fraction form
    52,003,435.60/78,005,153.40 = 25,129,579.60/x
  3. Step 3: Cross multiply
    52,003,435.60x = 78,005,153.40 × 25,129,579.60
  4. Step 4: Simplify right side
    52,003,435.60x = 1,960,236,711,575,511
  5. Step 5: Solve for x
    x = 1,960,236,711,575,511/52,003,435.60
  6. Step 6: Final answer
    x = 37,694,369.40

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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.