Home / 56,058,926.76-77,361,532.80-31,280,157.96

Finding the Fourth Proportional to 56,058,926.76, 77,361,532.80 and 31,280,157.96

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Solution

The fourth proportional to 56,058,926.76, 77,361,532.80 and 31,280,157.96 is: 43,166,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,058,926.76 : 77,361,532.80 = 31,280,157.96 : x
  2. Step 2: Convert to fraction form
    56,058,926.76/77,361,532.80 = 31,280,157.96/x
  3. Step 3: Cross multiply
    56,058,926.76x = 77,361,532.80 × 31,280,157.96
  4. Step 4: Simplify right side
    56,058,926.76x = 2,419,880,966,011,721
  5. Step 5: Solve for x
    x = 2,419,880,966,011,721/56,058,926.76
  6. Step 6: Final answer
    x = 43,166,737.32

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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.