Home / 42,009,747.60-63,014,621.40-35,515,232.40

Finding the Fourth Proportional to 42,009,747.60, 63,014,621.40 and 35,515,232.40

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Solution

The fourth proportional to 42,009,747.60, 63,014,621.40 and 35,515,232.40 is: 53,272,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,747.60 : 63,014,621.40 = 35,515,232.40 : x
  2. Step 2: Convert to fraction form
    42,009,747.60/63,014,621.40 = 35,515,232.40/x
  3. Step 3: Cross multiply
    42,009,747.60x = 63,014,621.40 × 35,515,232.40
  4. Step 4: Simplify right side
    42,009,747.60x = 2,237,978,923,619,013.25
  5. Step 5: Solve for x
    x = 2,237,978,923,619,013.25/42,009,747.60
  6. Step 6: Final answer
    x = 53,272,848.60

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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.