Home / 52,767,110.40-79,142,371.20-18,683,577.60

Finding the Fourth Proportional to 52,767,110.40, 79,142,371.20 and 18,683,577.60

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Solution

The fourth proportional to 52,767,110.40, 79,142,371.20 and 18,683,577.60 is: 28,022,429.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,767,110.40 : 79,142,371.20 = 18,683,577.60 : x
  2. Step 2: Convert to fraction form
    52,767,110.40/79,142,371.20 = 18,683,577.60/x
  3. Step 3: Cross multiply
    52,767,110.40x = 79,142,371.20 × 18,683,577.60
  4. Step 4: Simplify right side
    52,767,110.40x = 1,478,662,633,763,205.25
  5. Step 5: Solve for x
    x = 1,478,662,633,763,205.25/52,767,110.40
  6. Step 6: Final answer
    x = 28,022,429.55

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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.