Home / 56,104,489-77,423,439.90-31,325,056.48

Finding the Fourth Proportional to 56,104,489, 77,423,439.90 and 31,325,056.48

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Solution

The fourth proportional to 56,104,489, 77,423,439.90 and 31,325,056.48 is: 43,228,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,104,489 : 77,423,439.90 = 31,325,056.48 : x
  2. Step 2: Convert to fraction form
    56,104,489/77,423,439.90 = 31,325,056.48/x
  3. Step 3: Cross multiply
    56,104,489x = 77,423,439.90 × 31,325,056.48
  4. Step 4: Simplify right side
    56,104,489x = 2,425,293,627,743,386
  5. Step 5: Solve for x
    x = 2,425,293,627,743,386/56,104,489
  6. Step 6: Final answer
    x = 43,228,156.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.