Home / 30,528,029.30-45,792,043.95-30,315,452.90

Finding the Fourth Proportional to 30,528,029.30, 45,792,043.95 and 30,315,452.90

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Solution

The fourth proportional to 30,528,029.30, 45,792,043.95 and 30,315,452.90 is: 45,473,179.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528,029.30 : 45,792,043.95 = 30,315,452.90 : x
  2. Step 2: Convert to fraction form
    30,528,029.30/45,792,043.95 = 30,315,452.90/x
  3. Step 3: Cross multiply
    30,528,029.30x = 45,792,043.95 × 30,315,452.90
  4. Step 4: Simplify right side
    30,528,029.30x = 1,388,206,551,560,955
  5. Step 5: Solve for x
    x = 1,388,206,551,560,955/30,528,029.30
  6. Step 6: Final answer
    x = 45,473,179.35

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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.