Home / 51,030,699.60-76,546,049.40-28,072,448.40

Finding the Fourth Proportional to 51,030,699.60, 76,546,049.40 and 28,072,448.40

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Solution

The fourth proportional to 51,030,699.60, 76,546,049.40 and 28,072,448.40 is: 42,108,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,030,699.60 : 76,546,049.40 = 28,072,448.40 : x
  2. Step 2: Convert to fraction form
    51,030,699.60/76,546,049.40 = 28,072,448.40/x
  3. Step 3: Cross multiply
    51,030,699.60x = 76,546,049.40 × 28,072,448.40
  4. Step 4: Simplify right side
    51,030,699.60x = 2,148,835,022,005,351
  5. Step 5: Solve for x
    x = 2,148,835,022,005,351/51,030,699.60
  6. Step 6: Final answer
    x = 42,108,672.60

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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.