Home / 52,052,155.20-71,831,973.42-28,848,776.40

Finding the Fourth Proportional to 52,052,155.20, 71,831,973.42 and 28,848,776.40

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Solution

The fourth proportional to 52,052,155.20, 71,831,973.42 and 28,848,776.40 is: 39,811,311.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,052,155.20 : 71,831,973.42 = 28,848,776.40 : x
  2. Step 2: Convert to fraction form
    52,052,155.20/71,831,973.42 = 28,848,776.40/x
  3. Step 3: Cross multiply
    52,052,155.20x = 71,831,973.42 × 28,848,776.40
  4. Step 4: Simplify right side
    52,052,155.20x = 2,072,264,539,564,323.25
  5. Step 5: Solve for x
    x = 2,072,264,539,564,323.25/52,052,155.20
  6. Step 6: Final answer
    x = 39,811,311.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.