Home / 42,124,436.40-63,186,654.60-33,621,380.40

Finding the Fourth Proportional to 42,124,436.40, 63,186,654.60 and 33,621,380.40

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Solution

The fourth proportional to 42,124,436.40, 63,186,654.60 and 33,621,380.40 is: 50,432,070.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124,436.40 : 63,186,654.60 = 33,621,380.40 : x
  2. Step 2: Convert to fraction form
    42,124,436.40/63,186,654.60 = 33,621,380.40/x
  3. Step 3: Cross multiply
    42,124,436.40x = 63,186,654.60 × 33,621,380.40
  4. Step 4: Simplify right side
    42,124,436.40x = 2,124,422,550,510,009.75
  5. Step 5: Solve for x
    x = 2,124,422,550,510,009.75/42,124,436.40
  6. Step 6: Final answer
    x = 50,432,070.60

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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.