Home / 52,659,969.40-78,989,954.10-33,575,332.60

Finding the Fourth Proportional to 52,659,969.40, 78,989,954.10 and 33,575,332.60

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Solution

The fourth proportional to 52,659,969.40, 78,989,954.10 and 33,575,332.60 is: 50,362,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,659,969.40 : 78,989,954.10 = 33,575,332.60 : x
  2. Step 2: Convert to fraction form
    52,659,969.40/78,989,954.10 = 33,575,332.60/x
  3. Step 3: Cross multiply
    52,659,969.40x = 78,989,954.10 × 33,575,332.60
  4. Step 4: Simplify right side
    52,659,969.40x = 2,652,113,980,966,233.50
  5. Step 5: Solve for x
    x = 2,652,113,980,966,233.50/52,659,969.40
  6. Step 6: Final answer
    x = 50,362,998.90

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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.