Home / 77,184,421.86-115,752,050.73-25,356,994.32

Finding the Fourth Proportional to 77,184,421.86, 115,752,050.73 and 25,356,994.32

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Solution

The fourth proportional to 77,184,421.86, 115,752,050.73 and 25,356,994.32 is: 38,027,415.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,184,421.86 : 115,752,050.73 = 25,356,994.32 : x
  2. Step 2: Convert to fraction form
    77,184,421.86/115,752,050.73 = 25,356,994.32/x
  3. Step 3: Cross multiply
    77,184,421.86x = 115,752,050.73 × 25,356,994.32
  4. Step 4: Simplify right side
    77,184,421.86x = 2,935,124,092,888,962
  5. Step 5: Solve for x
    x = 2,935,124,092,888,962/77,184,421.86
  6. Step 6: Final answer
    x = 38,027,415.66

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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.