Home / 86,252,403.86-129,303,023.07-32,437,507.22

Finding the Fourth Proportional to 86,252,403.86, 129,303,023.07 and 32,437,507.22

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Solution

The fourth proportional to 86,252,403.86, 129,303,023.07 and 32,437,507.22 is: 48,627,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,252,403.86 : 129,303,023.07 = 32,437,507.22 : x
  2. Step 2: Convert to fraction form
    86,252,403.86/129,303,023.07 = 32,437,507.22/x
  3. Step 3: Cross multiply
    86,252,403.86x = 129,303,023.07 × 32,437,507.22
  4. Step 4: Simplify right side
    86,252,403.86x = 4,194,267,744,400,951
  5. Step 5: Solve for x
    x = 4,194,267,744,400,951/86,252,403.86
  6. Step 6: Final answer
    x = 48,627,835.94

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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.