Home / 10,457,123.32-15,699,118.10-8,062,489.08

Finding the Fourth Proportional to 10,457,123.32, 15,699,118.10 and 8,062,489.08

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Solution

The fourth proportional to 10,457,123.32, 15,699,118.10 and 8,062,489.08 is: 12,104,090.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,123.32 : 15,699,118.10 = 8,062,489.08 : x
  2. Step 2: Convert to fraction form
    10,457,123.32/15,699,118.10 = 8,062,489.08/x
  3. Step 3: Cross multiply
    10,457,123.32x = 15,699,118.10 × 8,062,489.08
  4. Step 4: Simplify right side
    10,457,123.32x = 126,573,968,246,880.34
  5. Step 5: Solve for x
    x = 126,573,968,246,880.34/10,457,123.32
  6. Step 6: Final answer
    x = 12,104,090.62

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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.