Home / 72,215,429.70-99,657,293-41,276,263.30

Finding the Fourth Proportional to 72,215,429.70, 99,657,293 and 41,276,263.30

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Solution

The fourth proportional to 72,215,429.70, 99,657,293 and 41,276,263.30 is: 56,961,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,215,429.70 : 99,657,293 = 41,276,263.30 : x
  2. Step 2: Convert to fraction form
    72,215,429.70/99,657,293 = 41,276,263.30/x
  3. Step 3: Cross multiply
    72,215,429.70x = 99,657,293 × 41,276,263.30
  4. Step 4: Simplify right side
    72,215,429.70x = 4,113,480,665,633,246.50
  5. Step 5: Solve for x
    x = 4,113,480,665,633,246.50/72,215,429.70
  6. Step 6: Final answer
    x = 56,961,243.36

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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.