Home / 77,184,427.32-115,752,058.90-25,356,999.80

Finding the Fourth Proportional to 77,184,427.32, 115,752,058.90 and 25,356,999.80

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Solution

The fourth proportional to 77,184,427.32, 115,752,058.90 and 25,356,999.80 is: 38,027,423.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,184,427.32 : 115,752,058.90 = 25,356,999.80 : x
  2. Step 2: Convert to fraction form
    77,184,427.32/115,752,058.90 = 25,356,999.80/x
  3. Step 3: Cross multiply
    77,184,427.32x = 115,752,058.90 × 25,356,999.80
  4. Step 4: Simplify right side
    77,184,427.32x = 2,935,124,934,376,888.50
  5. Step 5: Solve for x
    x = 2,935,124,934,376,888.50/77,184,427.32
  6. Step 6: Final answer
    x = 38,027,423.88

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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.