Home / 55,030,905.36-75,942,894.78-30,252,688.35

Finding the Fourth Proportional to 55,030,905.36, 75,942,894.78 and 30,252,688.35

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Solution

The fourth proportional to 55,030,905.36, 75,942,894.78 and 30,252,688.35 is: 41,748,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,030,905.36 : 75,942,894.78 = 30,252,688.35 : x
  2. Step 2: Convert to fraction form
    55,030,905.36/75,942,894.78 = 30,252,688.35/x
  3. Step 3: Cross multiply
    55,030,905.36x = 75,942,894.78 × 30,252,688.35
  4. Step 4: Simplify right side
    55,030,905.36x = 2,297,476,728,176,182
  5. Step 5: Solve for x
    x = 2,297,476,728,176,182/55,030,905.36
  6. Step 6: Final answer
    x = 41,748,844.82

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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.