Home / 64,672,924.40-97,080,245.40-40,439,214.80

Finding the Fourth Proportional to 64,672,924.40, 97,080,245.40 and 40,439,214.80

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Solution

The fourth proportional to 64,672,924.40, 97,080,245.40 and 40,439,214.80 is: 60,703,129.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,672,924.40 : 97,080,245.40 = 40,439,214.80 : x
  2. Step 2: Convert to fraction form
    64,672,924.40/97,080,245.40 = 40,439,214.80/x
  3. Step 3: Cross multiply
    64,672,924.40x = 97,080,245.40 × 40,439,214.80
  4. Step 4: Simplify right side
    64,672,924.40x = 3,925,848,896,567,312
  5. Step 5: Solve for x
    x = 3,925,848,896,567,312/64,672,924.40
  6. Step 6: Final answer
    x = 60,703,129.37

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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.