Home / 52,228,601.60-78,342,902.40-13,890,041.60

Finding the Fourth Proportional to 52,228,601.60, 78,342,902.40 and 13,890,041.60

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Solution

The fourth proportional to 52,228,601.60, 78,342,902.40 and 13,890,041.60 is: 20,835,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,228,601.60 : 78,342,902.40 = 13,890,041.60 : x
  2. Step 2: Convert to fraction form
    52,228,601.60/78,342,902.40 = 13,890,041.60/x
  3. Step 3: Cross multiply
    52,228,601.60x = 78,342,902.40 × 13,890,041.60
  4. Step 4: Simplify right side
    52,228,601.60x = 1,088,186,173,400,739.88
  5. Step 5: Solve for x
    x = 1,088,186,173,400,739.88/52,228,601.60
  6. Step 6: Final answer
    x = 20,835,062.40

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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.