Home / 56,051,749.92-77,351,428.08-31,605,468.96

Finding the Fourth Proportional to 56,051,749.92, 77,351,428.08 and 31,605,468.96

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Solution

The fourth proportional to 56,051,749.92, 77,351,428.08 and 31,605,468.96 is: 43,615,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,051,749.92 : 77,351,428.08 = 31,605,468.96 : x
  2. Step 2: Convert to fraction form
    56,051,749.92/77,351,428.08 = 31,605,468.96/x
  3. Step 3: Cross multiply
    56,051,749.92x = 77,351,428.08 × 31,605,468.96
  4. Step 4: Simplify right side
    56,051,749.92x = 2,444,728,159,194,112.50
  5. Step 5: Solve for x
    x = 2,444,728,159,194,112.50/56,051,749.92
  6. Step 6: Final answer
    x = 43,615,554.60

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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.