Home / 43,570,835.52-65,325,985.92-19,296,533.76

Finding the Fourth Proportional to 43,570,835.52, 65,325,985.92 and 19,296,533.76

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Solution

The fourth proportional to 43,570,835.52, 65,325,985.92 and 19,296,533.76 is: 28,931,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,570,835.52 : 65,325,985.92 = 19,296,533.76 : x
  2. Step 2: Convert to fraction form
    43,570,835.52/65,325,985.92 = 19,296,533.76/x
  3. Step 3: Cross multiply
    43,570,835.52x = 65,325,985.92 × 19,296,533.76
  4. Step 4: Simplify right side
    43,570,835.52x = 1,260,565,092,710,564.75
  5. Step 5: Solve for x
    x = 1,260,565,092,710,564.75/43,570,835.52
  6. Step 6: Final answer
    x = 28,931,395.91

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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.