Home / 55,241,231.40-76,237,438.23-30,466,264.23

Finding the Fourth Proportional to 55,241,231.40, 76,237,438.23 and 30,466,264.23

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Solution

The fourth proportional to 55,241,231.40, 76,237,438.23 and 30,466,264.23 is: 42,045,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,241,231.40 : 76,237,438.23 = 30,466,264.23 : x
  2. Step 2: Convert to fraction form
    55,241,231.40/76,237,438.23 = 30,466,264.23/x
  3. Step 3: Cross multiply
    55,241,231.40x = 76,237,438.23 × 30,466,264.23
  4. Step 4: Simplify right side
    55,241,231.40x = 2,322,669,937,333,483.50
  5. Step 5: Solve for x
    x = 2,322,669,937,333,483.50/55,241,231.40
  6. Step 6: Final answer
    x = 42,045,947.90

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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.