Home / 13,824,570.92-19,078,989.94-7,630,847.49

Finding the Fourth Proportional to 13,824,570.92, 19,078,989.94 and 7,630,847.49

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Solution

The fourth proportional to 13,824,570.92, 19,078,989.94 and 7,630,847.49 is: 10,531,166.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,570.92 : 19,078,989.94 = 7,630,847.49 : x
  2. Step 2: Convert to fraction form
    13,824,570.92/19,078,989.94 = 7,630,847.49/x
  3. Step 3: Cross multiply
    13,824,570.92x = 19,078,989.94 × 7,630,847.49
  4. Step 4: Simplify right side
    13,824,570.92x = 145,588,862,533,545.53
  5. Step 5: Solve for x
    x = 145,588,862,533,545.53/13,824,570.92
  6. Step 6: Final answer
    x = 10,531,166.82

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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.