Home / 9,200,138.04-12,696,277.17-5,070,317.88

Finding the Fourth Proportional to 9,200,138.04, 12,696,277.17 and 5,070,317.88

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Solution

The fourth proportional to 9,200,138.04, 12,696,277.17 and 5,070,317.88 is: 6,997,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200,138.04 : 12,696,277.17 = 5,070,317.88 : x
  2. Step 2: Convert to fraction form
    9,200,138.04/12,696,277.17 = 5,070,317.88/x
  3. Step 3: Cross multiply
    9,200,138.04x = 12,696,277.17 × 5,070,317.88
  4. Step 4: Simplify right side
    9,200,138.04x = 64,374,161,144,486.80
  5. Step 5: Solve for x
    x = 64,374,161,144,486.80/9,200,138.04
  6. Step 6: Final answer
    x = 6,997,086.44

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1.5x scale

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.