Home / 55,775,840.80-83,831,722.80-48,385,530.40

Finding the Fourth Proportional to 55,775,840.80, 83,831,722.80 and 48,385,530.40

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Solution

The fourth proportional to 55,775,840.80, 83,831,722.80 and 48,385,530.40 is: 72,724,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,775,840.80 : 83,831,722.80 = 48,385,530.40 : x
  2. Step 2: Convert to fraction form
    55,775,840.80/83,831,722.80 = 48,385,530.40/x
  3. Step 3: Cross multiply
    55,775,840.80x = 83,831,722.80 × 48,385,530.40
  4. Step 4: Simplify right side
    55,775,840.80x = 4,056,242,372,023,773
  5. Step 5: Solve for x
    x = 4,056,242,372,023,773/55,775,840.80
  6. Step 6: Final answer
    x = 72,724,002.25

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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.