Home / 55,019,123.82-75,927,176.28-30,241,601.28

Finding the Fourth Proportional to 55,019,123.82, 75,927,176.28 and 30,241,601.28

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Solution

The fourth proportional to 55,019,123.82, 75,927,176.28 and 30,241,601.28 is: 41,733,841.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,019,123.82 : 75,927,176.28 = 30,241,601.28 : x
  2. Step 2: Convert to fraction form
    55,019,123.82/75,927,176.28 = 30,241,601.28/x
  3. Step 3: Cross multiply
    55,019,123.82x = 75,927,176.28 × 30,241,601.28
  4. Step 4: Simplify right side
    55,019,123.82x = 2,296,159,391,376,034
  5. Step 5: Solve for x
    x = 2,296,159,391,376,034/55,019,123.82
  6. Step 6: Final answer
    x = 41,733,841.47

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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.