Home / 14,528,030.90-21,792,046.35-12,288,542.90

Finding the Fourth Proportional to 14,528,030.90, 21,792,046.35 and 12,288,542.90

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Solution

The fourth proportional to 14,528,030.90, 21,792,046.35 and 12,288,542.90 is: 18,432,814.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528,030.90 : 21,792,046.35 = 12,288,542.90 : x
  2. Step 2: Convert to fraction form
    14,528,030.90/21,792,046.35 = 12,288,542.90/x
  3. Step 3: Cross multiply
    14,528,030.90x = 21,792,046.35 × 12,288,542.90
  4. Step 4: Simplify right side
    14,528,030.90x = 267,792,496,450,763.44
  5. Step 5: Solve for x
    x = 267,792,496,450,763.44/14,528,030.90
  6. Step 6: Final answer
    x = 18,432,814.35

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Similar ratio
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1.5x scale

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.