Home / 52,215,395.31-72,041,531.63-31,299,796.44

Finding the Fourth Proportional to 52,215,395.31, 72,041,531.63 and 31,299,796.44

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Solution

The fourth proportional to 52,215,395.31, 72,041,531.63 and 31,299,796.44 is: 43,184,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,215,395.31 : 72,041,531.63 = 31,299,796.44 : x
  2. Step 2: Convert to fraction form
    52,215,395.31/72,041,531.63 = 31,299,796.44/x
  3. Step 3: Cross multiply
    52,215,395.31x = 72,041,531.63 × 31,299,796.44
  4. Step 4: Simplify right side
    52,215,395.31x = 2,254,885,275,088,322.50
  5. Step 5: Solve for x
    x = 2,254,885,275,088,322.50/52,215,395.31
  6. Step 6: Final answer
    x = 43,184,299.61

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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.