Home / 81,164,468.02-112,003,965.14-43,993,950.23

Finding the Fourth Proportional to 81,164,468.02, 112,003,965.14 and 43,993,950.23

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Solution

The fourth proportional to 81,164,468.02, 112,003,965.14 and 43,993,950.23 is: 60,710,024.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,164,468.02 : 112,003,965.14 = 43,993,950.23 : x
  2. Step 2: Convert to fraction form
    81,164,468.02/112,003,965.14 = 43,993,950.23/x
  3. Step 3: Cross multiply
    81,164,468.02x = 112,003,965.14 × 43,993,950.23
  4. Step 4: Simplify right side
    81,164,468.02x = 4,927,496,867,459,848
  5. Step 5: Solve for x
    x = 4,927,496,867,459,848/81,164,468.02
  6. Step 6: Final answer
    x = 60,710,024.82

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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.