Home / 20,620,466.59-30,957,732-13,827,436.10

Finding the Fourth Proportional to 20,620,466.59, 30,957,732 and 13,827,436.10

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Solution

The fourth proportional to 20,620,466.59, 30,957,732 and 13,827,436.10 is: 20,759,281.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,620,466.59 : 30,957,732 = 13,827,436.10 : x
  2. Step 2: Convert to fraction form
    20,620,466.59/30,957,732 = 13,827,436.10/x
  3. Step 3: Cross multiply
    20,620,466.59x = 30,957,732 × 13,827,436.10
  4. Step 4: Simplify right side
    20,620,466.59x = 428,066,061,030,925.19
  5. Step 5: Solve for x
    x = 428,066,061,030,925.19/20,620,466.59
  6. Step 6: Final answer
    x = 20,759,281.04

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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.