Home / 86,252,406.36-129,303,026.82-32,437,509.72

Finding the Fourth Proportional to 86,252,406.36, 129,303,026.82 and 32,437,509.72

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Solution

The fourth proportional to 86,252,406.36, 129,303,026.82 and 32,437,509.72 is: 48,627,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,252,406.36 : 129,303,026.82 = 32,437,509.72 : x
  2. Step 2: Convert to fraction form
    86,252,406.36/129,303,026.82 = 32,437,509.72/x
  3. Step 3: Cross multiply
    86,252,406.36x = 129,303,026.82 × 32,437,509.72
  4. Step 4: Simplify right side
    86,252,406.36x = 4,194,268,189,299,170.50
  5. Step 5: Solve for x
    x = 4,194,268,189,299,170.50/86,252,406.36
  6. Step 6: Final answer
    x = 48,627,839.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.