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Finding the Fourth Proportional to 58,322,409.60, 87,294,657.60 and 51,519,964.80

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Solution

The fourth proportional to 58,322,409.60, 87,294,657.60 and 51,519,964.80 is: 77,113,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,322,409.60 : 87,294,657.60 = 51,519,964.80 : x
  2. Step 2: Convert to fraction form
    58,322,409.60/87,294,657.60 = 51,519,964.80/x
  3. Step 3: Cross multiply
    58,322,409.60x = 87,294,657.60 × 51,519,964.80
  4. Step 4: Simplify right side
    58,322,409.60x = 4,497,417,686,780,052
  5. Step 5: Solve for x
    x = 4,497,417,686,780,052/58,322,409.60
  6. Step 6: Final answer
    x = 77,113,029.41

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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.